641130426

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{4967}}^1$

素因数の和:5147

約数の個数: 48

約数和(自身を含む): 1422914688

約数和(自身を除く): 781784262

約数列:

[1, 2, 3, 6, 9, 18, 71, 101, 142, 202, 213, 303, 426, 606, 639, 909, 1278, 1818, 4967, 7171, 9934, 14342, 14901, 21513, 29802, 43026, 44703, 64539, 89406, 129078, 352657, 501667, 705314, 1003334, 1057971, 1505001, 2115942, 3010002, 3173913, 4515003, 6347826, 9030006, 35618357, 71236714, 106855071, 213710142, 320565213, 641130426]

約数ペア:

[(1, 641130426), (2, 320565213), (3, 213710142), (6, 106855071), (9, 71236714), (18, 35618357), (71, 9030006), (101, 6347826), (142, 4515003), (202, 3173913), (213, 3010002), (303, 2115942), (426, 1505001), (606, 1057971), (639, 1003334), (909, 705314), (1278, 501667), (1818, 352657), (4967, 129078), (7171, 89406), (9934, 64539), (14342, 44703), (14901, 43026), (21513, 29802)]