281834358

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{50891}}^1$

素因数の和:50980

約数の個数: 32

約数和(自身を含む): 615589632

約数和(自身を除く): 333755274

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 142, 213, 426, 923, 1846, 2769, 5538, 50891, 101782, 152673, 305346, 661583, 1323166, 1984749, 3613261, 3969498, 7226522, 10839783, 21679566, 46972393, 93944786, 140917179, 281834358]

約数ペア:

[(1, 281834358), (2, 140917179), (3, 93944786), (6, 46972393), (13, 21679566), (26, 10839783), (39, 7226522), (71, 3969498), (78, 3613261), (142, 1984749), (213, 1323166), (426, 661583), (923, 305346), (1846, 152673), (2769, 101782), (5538, 50891)]