9990414

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{241}}^1$

素因数の和:310

約数の個数: 72

約数和(自身を含む): 25822368

約数和(自身を除く): 15831954

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 47, 49, 63, 94, 98, 126, 141, 147, 241, 282, 294, 329, 423, 441, 482, 658, 723, 846, 882, 987, 1446, 1687, 1974, 2169, 2303, 2961, 3374, 4338, 4606, 5061, 5922, 6909, 10122, 11327, 11809, 13818, 15183, 20727, 22654, 23618, 30366, 33981, 35427, 41454, 67962, 70854, 79289, 101943, 106281, 158578, 203886, 212562, 237867, 475734, 555023, 713601, 1110046, 1427202, 1665069, 3330138, 4995207, 9990414]

約数ペア:

[(1, 9990414), (2, 4995207), (3, 3330138), (6, 1665069), (7, 1427202), (9, 1110046), (14, 713601), (18, 555023), (21, 475734), (42, 237867), (47, 212562), (49, 203886), (63, 158578), (94, 106281), (98, 101943), (126, 79289), (141, 70854), (147, 67962), (241, 41454), (282, 35427), (294, 33981), (329, 30366), (423, 23618), (441, 22654), (482, 20727), (658, 15183), (723, 13818), (846, 11809), (882, 11327), (987, 10122), (1446, 6909), (1687, 5922), (1974, 5061), (2169, 4606), (2303, 4338), (2961, 3374)]