1577576

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1$

素因数の和:234

約数の個数: 64

約数和(自身を含む): 3991680

約数和(自身を除く): 2414104

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 197, 286, 308, 364, 394, 572, 616, 728, 788, 1001, 1144, 1379, 1576, 2002, 2167, 2561, 2758, 4004, 4334, 5122, 5516, 8008, 8668, 10244, 11032, 15169, 17336, 17927, 20488, 28171, 30338, 35854, 56342, 60676, 71708, 112684, 121352, 143416, 197197, 225368, 394394, 788788, 1577576]

約数ペア:

[(1, 1577576), (2, 788788), (4, 394394), (7, 225368), (8, 197197), (11, 143416), (13, 121352), (14, 112684), (22, 71708), (26, 60676), (28, 56342), (44, 35854), (52, 30338), (56, 28171), (77, 20488), (88, 17927), (91, 17336), (104, 15169), (143, 11032), (154, 10244), (182, 8668), (197, 8008), (286, 5516), (308, 5122), (364, 4334), (394, 4004), (572, 2758), (616, 2561), (728, 2167), (788, 2002), (1001, 1576), (1144, 1379)]