31880088

素因数分解:

$2^3\times 3^3\times {\mathrm{37}}^1\times {\mathrm{3989}}^1$

素因数の和:4041

約数の個数: 64

約数和(自身を含む): 90972000

約数和(自身を除く): 59091912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 37, 54, 72, 74, 108, 111, 148, 216, 222, 296, 333, 444, 666, 888, 999, 1332, 1998, 2664, 3989, 3996, 7978, 7992, 11967, 15956, 23934, 31912, 35901, 47868, 71802, 95736, 107703, 143604, 147593, 215406, 287208, 295186, 430812, 442779, 590372, 861624, 885558, 1180744, 1328337, 1771116, 2656674, 3542232, 3985011, 5313348, 7970022, 10626696, 15940044, 31880088]

約数ペア:

[(1, 31880088), (2, 15940044), (3, 10626696), (4, 7970022), (6, 5313348), (8, 3985011), (9, 3542232), (12, 2656674), (18, 1771116), (24, 1328337), (27, 1180744), (36, 885558), (37, 861624), (54, 590372), (72, 442779), (74, 430812), (108, 295186), (111, 287208), (148, 215406), (216, 147593), (222, 143604), (296, 107703), (333, 95736), (444, 71802), (666, 47868), (888, 35901), (999, 31912), (1332, 23934), (1998, 15956), (2664, 11967), (3989, 7992), (3996, 7978)]