31118508

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{727}}^1$

素因数の和:807

約数の個数: 72

約数和(自身を含む): 83472480

約数和(自身を除く): 52353972

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 41, 58, 82, 87, 116, 123, 164, 174, 246, 261, 348, 369, 492, 522, 727, 738, 1044, 1189, 1454, 1476, 2181, 2378, 2908, 3567, 4362, 4756, 6543, 7134, 8724, 10701, 13086, 14268, 21083, 21402, 26172, 29807, 42166, 42804, 59614, 63249, 84332, 89421, 119228, 126498, 178842, 189747, 252996, 268263, 357684, 379494, 536526, 758988, 864403, 1073052, 1728806, 2593209, 3457612, 5186418, 7779627, 10372836, 15559254, 31118508]

約数ペア:

[(1, 31118508), (2, 15559254), (3, 10372836), (4, 7779627), (6, 5186418), (9, 3457612), (12, 2593209), (18, 1728806), (29, 1073052), (36, 864403), (41, 758988), (58, 536526), (82, 379494), (87, 357684), (116, 268263), (123, 252996), (164, 189747), (174, 178842), (246, 126498), (261, 119228), (348, 89421), (369, 84332), (492, 63249), (522, 59614), (727, 42804), (738, 42166), (1044, 29807), (1189, 26172), (1454, 21402), (1476, 21083), (2181, 14268), (2378, 13086), (2908, 10701), (3567, 8724), (4362, 7134), (4756, 6543)]