140956421

素因数分解:

${\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:309

約数の個数: 24

約数和(自身を含む): 156188664

約数和(自身を除く): 15232243

約数列:

[1, 19, 37, 61, 173, 361, 703, 1159, 2257, 3287, 6401, 10553, 13357, 22021, 42883, 62453, 121619, 200507, 390461, 814777, 2310761, 3809633, 7418759, 140956421]

約数ペア:

[(1, 140956421), (19, 7418759), (37, 3809633), (61, 2310761), (173, 814777), (361, 390461), (703, 200507), (1159, 121619), (2257, 62453), (3287, 42883), (6401, 22021), (10553, 13357)]