217647612

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{9491}}^1$

素因数の和:9528

約数の個数: 108

約数和(自身を含む): 689290056

約数和(自身を除く): 471642444

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 49, 52, 63, 78, 84, 91, 98, 117, 126, 147, 156, 182, 196, 234, 252, 273, 294, 364, 441, 468, 546, 588, 637, 819, 882, 1092, 1274, 1638, 1764, 1911, 2548, 3276, 3822, 5733, 7644, 9491, 11466, 18982, 22932, 28473, 37964, 56946, 66437, 85419, 113892, 123383, 132874, 170838, 199311, 246766, 265748, 341676, 370149, 398622, 465059, 493532, 597933, 740298, 797244, 863681, 930118, 1110447, 1195866, 1395177, 1480596, 1727362, 1860236, 2220894, 2391732, 2591043, 2790354, 3454724, 4185531, 4441788, 5182086, 5580708, 6045767, 7773129, 8371062, 10364172, 12091534, 15546258, 16742124, 18137301, 24183068, 31092516, 36274602, 54411903, 72549204, 108823806, 217647612]

約数ペア:

[(1, 217647612), (2, 108823806), (3, 72549204), (4, 54411903), (6, 36274602), (7, 31092516), (9, 24183068), (12, 18137301), (13, 16742124), (14, 15546258), (18, 12091534), (21, 10364172), (26, 8371062), (28, 7773129), (36, 6045767), (39, 5580708), (42, 5182086), (49, 4441788), (52, 4185531), (63, 3454724), (78, 2790354), (84, 2591043), (91, 2391732), (98, 2220894), (117, 1860236), (126, 1727362), (147, 1480596), (156, 1395177), (182, 1195866), (196, 1110447), (234, 930118), (252, 863681), (273, 797244), (294, 740298), (364, 597933), (441, 493532), (468, 465059), (546, 398622), (588, 370149), (637, 341676), (819, 265748), (882, 246766), (1092, 199311), (1274, 170838), (1638, 132874), (1764, 123383), (1911, 113892), (2548, 85419), (3276, 66437), (3822, 56946), (5733, 37964), (7644, 28473), (9491, 22932), (11466, 18982)]