2153430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1$

素因数の和:421

約数の個数: 48

約数和(自身を含む): 5694624

約数和(自身を除く): 3541194

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 337, 355, 426, 639, 674, 710, 1011, 1065, 1278, 1685, 2022, 2130, 3033, 3195, 3370, 5055, 6066, 6390, 10110, 15165, 23927, 30330, 47854, 71781, 119635, 143562, 215343, 239270, 358905, 430686, 717810, 1076715, 2153430]

約数ペア:

[(1, 2153430), (2, 1076715), (3, 717810), (5, 430686), (6, 358905), (9, 239270), (10, 215343), (15, 143562), (18, 119635), (30, 71781), (45, 47854), (71, 30330), (90, 23927), (142, 15165), (213, 10110), (337, 6390), (355, 6066), (426, 5055), (639, 3370), (674, 3195), (710, 3033), (1011, 2130), (1065, 2022), (1278, 1685)]