1321598538

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{81853}}^1$

素因数の和:81900

約数の個数: 64

約数和(自身を含む): 3300353280

約数和(自身を除く): 1978754742

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 27, 39, 46, 54, 69, 78, 117, 138, 207, 234, 299, 351, 414, 598, 621, 702, 897, 1242, 1794, 2691, 5382, 8073, 16146, 81853, 163706, 245559, 491118, 736677, 1064089, 1473354, 1882619, 2128178, 2210031, 3192267, 3765238, 4420062, 5647857, 6384534, 9576801, 11295714, 16943571, 19153602, 24474047, 28730403, 33887142, 48948094, 50830713, 57460806, 73422141, 101661426, 146844282, 220266423, 440532846, 660799269, 1321598538]

約数ペア:

[(1, 1321598538), (2, 660799269), (3, 440532846), (6, 220266423), (9, 146844282), (13, 101661426), (18, 73422141), (23, 57460806), (26, 50830713), (27, 48948094), (39, 33887142), (46, 28730403), (54, 24474047), (69, 19153602), (78, 16943571), (117, 11295714), (138, 9576801), (207, 6384534), (234, 5647857), (299, 4420062), (351, 3765238), (414, 3192267), (598, 2210031), (621, 2128178), (702, 1882619), (897, 1473354), (1242, 1064089), (1794, 736677), (2691, 491118), (5382, 245559), (8073, 163706), (16146, 81853)]