1289741388

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{65099}}^1$

素因数の和:65246

約数の個数: 48

約数和(自身を含む): 3266457600

約数和(自身を除く): 1976716212

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 127, 156, 254, 381, 508, 762, 1524, 1651, 3302, 4953, 6604, 9906, 19812, 65099, 130198, 195297, 260396, 390594, 781188, 846287, 1692574, 2538861, 3385148, 5077722, 8267573, 10155444, 16535146, 24802719, 33070292, 49605438, 99210876, 107478449, 214956898, 322435347, 429913796, 644870694, 1289741388]

約数ペア:

[(1, 1289741388), (2, 644870694), (3, 429913796), (4, 322435347), (6, 214956898), (12, 107478449), (13, 99210876), (26, 49605438), (39, 33070292), (52, 24802719), (78, 16535146), (127, 10155444), (156, 8267573), (254, 5077722), (381, 3385148), (508, 2538861), (762, 1692574), (1524, 846287), (1651, 781188), (3302, 390594), (4953, 260396), (6604, 195297), (9906, 130198), (19812, 65099)]