218536866

素因数分解:

$2^1\times 3^4\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{257}}^1$

素因数の和:481

約数の個数: 80

約数和(自身を含む): 511350840

約数和(自身を除く): 292813974

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 81, 87, 162, 174, 181, 257, 261, 362, 514, 522, 543, 771, 783, 1086, 1542, 1566, 1629, 2313, 2349, 3258, 4626, 4698, 4887, 5249, 6939, 7453, 9774, 10498, 13878, 14661, 14906, 15747, 20817, 22359, 29322, 31494, 41634, 44718, 46517, 47241, 67077, 93034, 94482, 134154, 139551, 141723, 201231, 279102, 283446, 402462, 418653, 425169, 603693, 837306, 850338, 1207386, 1255959, 1348993, 2511918, 2697986, 3767877, 4046979, 7535754, 8093958, 12140937, 24281874, 36422811, 72845622, 109268433, 218536866]

約数ペア:

[(1, 218536866), (2, 109268433), (3, 72845622), (6, 36422811), (9, 24281874), (18, 12140937), (27, 8093958), (29, 7535754), (54, 4046979), (58, 3767877), (81, 2697986), (87, 2511918), (162, 1348993), (174, 1255959), (181, 1207386), (257, 850338), (261, 837306), (362, 603693), (514, 425169), (522, 418653), (543, 402462), (771, 283446), (783, 279102), (1086, 201231), (1542, 141723), (1566, 139551), (1629, 134154), (2313, 94482), (2349, 93034), (3258, 67077), (4626, 47241), (4698, 46517), (4887, 44718), (5249, 41634), (6939, 31494), (7453, 29322), (9774, 22359), (10498, 20817), (13878, 15747), (14661, 14906)]