217221444

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{787}}^1$

素因数の和:866

約数の個数: 144

約数和(自身を含む): 650534976

約数和(自身を除く): 433313532

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 17, 18, 22, 33, 34, 36, 41, 44, 51, 66, 68, 82, 99, 102, 123, 132, 153, 164, 187, 198, 204, 246, 306, 369, 374, 396, 451, 492, 561, 612, 697, 738, 748, 787, 902, 1122, 1353, 1394, 1476, 1574, 1683, 1804, 2091, 2244, 2361, 2706, 2788, 3148, 3366, 4059, 4182, 4722, 5412, 6273, 6732, 7083, 7667, 8118, 8364, 8657, 9444, 12546, 13379, 14166, 15334, 16236, 17314, 23001, 25092, 25971, 26758, 28332, 30668, 32267, 34628, 40137, 46002, 51942, 53516, 64534, 69003, 77913, 80274, 92004, 96801, 103884, 120411, 129068, 138006, 147169, 155826, 160548, 193602, 240822, 276012, 290403, 294338, 311652, 354937, 387204, 441507, 481644, 548539, 580806, 588676, 709874, 883014, 1064811, 1097078, 1161612, 1324521, 1419748, 1645617, 1766028, 2129622, 2194156, 2649042, 3194433, 3291234, 4259244, 4936851, 5298084, 6033929, 6388866, 6582468, 9873702, 12067858, 12777732, 18101787, 19747404, 24135716, 36203574, 54305361, 72407148, 108610722, 217221444]

約数ペア:

[(1, 217221444), (2, 108610722), (3, 72407148), (4, 54305361), (6, 36203574), (9, 24135716), (11, 19747404), (12, 18101787), (17, 12777732), (18, 12067858), (22, 9873702), (33, 6582468), (34, 6388866), (36, 6033929), (41, 5298084), (44, 4936851), (51, 4259244), (66, 3291234), (68, 3194433), (82, 2649042), (99, 2194156), (102, 2129622), (123, 1766028), (132, 1645617), (153, 1419748), (164, 1324521), (187, 1161612), (198, 1097078), (204, 1064811), (246, 883014), (306, 709874), (369, 588676), (374, 580806), (396, 548539), (451, 481644), (492, 441507), (561, 387204), (612, 354937), (697, 311652), (738, 294338), (748, 290403), (787, 276012), (902, 240822), (1122, 193602), (1353, 160548), (1394, 155826), (1476, 147169), (1574, 138006), (1683, 129068), (1804, 120411), (2091, 103884), (2244, 96801), (2361, 92004), (2706, 80274), (2788, 77913), (3148, 69003), (3366, 64534), (4059, 53516), (4182, 51942), (4722, 46002), (5412, 40137), (6273, 34628), (6732, 32267), (7083, 30668), (7667, 28332), (8118, 26758), (8364, 25971), (8657, 25092), (9444, 23001), (12546, 17314), (13379, 16236), (14166, 15334)]