13181324

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:115

約数の個数: 72

約数和(自身を含む): 28038528

約数和(自身を除く): 14857204

約数列:

[1, 2, 4, 13, 17, 26, 31, 34, 37, 52, 62, 68, 74, 124, 148, 169, 221, 338, 403, 442, 481, 527, 629, 676, 806, 884, 962, 1054, 1147, 1258, 1612, 1924, 2108, 2294, 2516, 2873, 4588, 5239, 5746, 6253, 6851, 8177, 10478, 11492, 12506, 13702, 14911, 16354, 19499, 20956, 25012, 27404, 29822, 32708, 38998, 59644, 77996, 89063, 106301, 178126, 193843, 212602, 253487, 356252, 387686, 425204, 506974, 775372, 1013948, 3295331, 6590662, 13181324]

約数ペア:

[(1, 13181324), (2, 6590662), (4, 3295331), (13, 1013948), (17, 775372), (26, 506974), (31, 425204), (34, 387686), (37, 356252), (52, 253487), (62, 212602), (68, 193843), (74, 178126), (124, 106301), (148, 89063), (169, 77996), (221, 59644), (338, 38998), (403, 32708), (442, 29822), (481, 27404), (527, 25012), (629, 20956), (676, 19499), (806, 16354), (884, 14911), (962, 13702), (1054, 12506), (1147, 11492), (1258, 10478), (1612, 8177), (1924, 6851), (2108, 6253), (2294, 5746), (2516, 5239), (2873, 4588)]