665559336

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{68813}}^1$

素因数の和:68866

約数の個数: 64

約数和(自身を含む): 1849720320

約数和(自身を除く): 1184160984

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 31, 39, 52, 62, 78, 93, 104, 124, 156, 186, 248, 312, 372, 403, 744, 806, 1209, 1612, 2418, 3224, 4836, 9672, 68813, 137626, 206439, 275252, 412878, 550504, 825756, 894569, 1651512, 1789138, 2133203, 2683707, 3578276, 4266406, 5367414, 6399609, 7156552, 8532812, 10734828, 12799218, 17065624, 21469656, 25598436, 27731639, 51196872, 55463278, 83194917, 110926556, 166389834, 221853112, 332779668, 665559336]

約数ペア:

[(1, 665559336), (2, 332779668), (3, 221853112), (4, 166389834), (6, 110926556), (8, 83194917), (12, 55463278), (13, 51196872), (24, 27731639), (26, 25598436), (31, 21469656), (39, 17065624), (52, 12799218), (62, 10734828), (78, 8532812), (93, 7156552), (104, 6399609), (124, 5367414), (156, 4266406), (186, 3578276), (248, 2683707), (312, 2133203), (372, 1789138), (403, 1651512), (744, 894569), (806, 825756), (1209, 550504), (1612, 412878), (2418, 275252), (3224, 206439), (4836, 137626), (9672, 68813)]