30867928

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{389}}^1$

素因数の和:524

約数の個数: 64

約数和(自身を含む): 72072000

約数和(自身を除く): 41204072

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 109, 182, 218, 364, 389, 436, 728, 763, 778, 872, 1417, 1526, 1556, 2723, 2834, 3052, 3112, 5057, 5446, 5668, 6104, 9919, 10114, 10892, 11336, 19838, 20228, 21784, 35399, 39676, 40456, 42401, 70798, 79352, 84802, 141596, 169604, 283192, 296807, 339208, 551213, 593614, 1102426, 1187228, 2204852, 2374456, 3858491, 4409704, 7716982, 15433964, 30867928]

約数ペア:

[(1, 30867928), (2, 15433964), (4, 7716982), (7, 4409704), (8, 3858491), (13, 2374456), (14, 2204852), (26, 1187228), (28, 1102426), (52, 593614), (56, 551213), (91, 339208), (104, 296807), (109, 283192), (182, 169604), (218, 141596), (364, 84802), (389, 79352), (436, 70798), (728, 42401), (763, 40456), (778, 39676), (872, 35399), (1417, 21784), (1526, 20228), (1556, 19838), (2723, 11336), (2834, 10892), (3052, 10114), (3112, 9919), (5057, 6104), (5446, 5668)]