61278438

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1249}}^1$

素因数の和:1321

約数の個数: 64

約数和(自身を含む): 143640000

約数和(自身を除く): 82361562

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 37, 39, 51, 74, 78, 102, 111, 221, 222, 442, 481, 629, 663, 962, 1249, 1258, 1326, 1443, 1887, 2498, 2886, 3747, 3774, 7494, 8177, 16237, 16354, 21233, 24531, 32474, 42466, 46213, 48711, 49062, 63699, 92426, 97422, 127398, 138639, 276029, 277278, 552058, 600769, 785621, 828087, 1201538, 1571242, 1656174, 1802307, 2356863, 3604614, 4713726, 10213073, 20426146, 30639219, 61278438]

約数ペア:

[(1, 61278438), (2, 30639219), (3, 20426146), (6, 10213073), (13, 4713726), (17, 3604614), (26, 2356863), (34, 1802307), (37, 1656174), (39, 1571242), (51, 1201538), (74, 828087), (78, 785621), (102, 600769), (111, 552058), (221, 277278), (222, 276029), (442, 138639), (481, 127398), (629, 97422), (663, 92426), (962, 63699), (1249, 49062), (1258, 48711), (1326, 46213), (1443, 42466), (1887, 32474), (2498, 24531), (2886, 21233), (3747, 16354), (3774, 16237), (7494, 8177)]