421721976

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{28759}}^1$

素因数の和:28828

約数の個数: 64

約数和(自身を含む): 1159603200

約数和(自身を除く): 737881224

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 47, 52, 78, 94, 104, 141, 156, 188, 282, 312, 376, 564, 611, 1128, 1222, 1833, 2444, 3666, 4888, 7332, 14664, 28759, 57518, 86277, 115036, 172554, 230072, 345108, 373867, 690216, 747734, 1121601, 1351673, 1495468, 2243202, 2703346, 2990936, 4055019, 4486404, 5406692, 8110038, 8972808, 10813384, 16220076, 17571749, 32440152, 35143498, 52715247, 70286996, 105430494, 140573992, 210860988, 421721976]

約数ペア:

[(1, 421721976), (2, 210860988), (3, 140573992), (4, 105430494), (6, 70286996), (8, 52715247), (12, 35143498), (13, 32440152), (24, 17571749), (26, 16220076), (39, 10813384), (47, 8972808), (52, 8110038), (78, 5406692), (94, 4486404), (104, 4055019), (141, 2990936), (156, 2703346), (188, 2243202), (282, 1495468), (312, 1351673), (376, 1121601), (564, 747734), (611, 690216), (1128, 373867), (1222, 345108), (1833, 230072), (2444, 172554), (3666, 115036), (4888, 86277), (7332, 57518), (14664, 28759)]