15725156937

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{72977}}^1$

素因数の和:73349

約数の個数: 32

約数和(自身を含む): 24810184704

約数和(自身を除く): 9085027767

約数列:

[1, 3, 7, 21, 31, 93, 217, 331, 651, 993, 2317, 6951, 10261, 30783, 71827, 72977, 215481, 218931, 510839, 1532517, 2262287, 6786861, 15836009, 24155387, 47508027, 72466161, 169087709, 507263127, 748816997, 2246450991, 5241718979, 15725156937]

約数ペア:

[(1, 15725156937), (3, 5241718979), (7, 2246450991), (21, 748816997), (31, 507263127), (93, 169087709), (217, 72466161), (331, 47508027), (651, 24155387), (993, 15836009), (2317, 6786861), (6951, 2262287), (10261, 1532517), (30783, 510839), (71827, 218931), (72977, 215481)]