131130402

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{1999}}^1$

素因数の和:2075

約数の個数: 48

約数和(自身を含む): 292656000

約数和(自身を除く): 161525598

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 78, 87, 174, 377, 754, 841, 1131, 1682, 1999, 2262, 2523, 3998, 5046, 5997, 10933, 11994, 21866, 25987, 32799, 51974, 57971, 65598, 77961, 115942, 155922, 173913, 347826, 753623, 1507246, 1681159, 2260869, 3362318, 4521738, 5043477, 10086954, 21855067, 43710134, 65565201, 131130402]

約数ペア:

[(1, 131130402), (2, 65565201), (3, 43710134), (6, 21855067), (13, 10086954), (26, 5043477), (29, 4521738), (39, 3362318), (58, 2260869), (78, 1681159), (87, 1507246), (174, 753623), (377, 347826), (754, 173913), (841, 155922), (1131, 115942), (1682, 77961), (1999, 65598), (2262, 57971), (2523, 51974), (3998, 32799), (5046, 25987), (5997, 21866), (10933, 11994)]