2678171999

素因数分解:

${\mathrm{19}}^3\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:328

約数の個数: 32

約数和(自身を含む): 2967994560

約数和(自身を除く): 289822561

約数列:

[1, 19, 37, 61, 173, 361, 703, 1159, 2257, 3287, 6401, 6859, 10553, 13357, 22021, 42883, 62453, 121619, 200507, 253783, 390461, 418399, 814777, 1186607, 2310761, 3809633, 7418759, 15480763, 43904459, 72383027, 140956421, 2678171999]

約数ペア:

[(1, 2678171999), (19, 140956421), (37, 72383027), (61, 43904459), (173, 15480763), (361, 7418759), (703, 3809633), (1159, 2310761), (2257, 1186607), (3287, 814777), (6401, 418399), (6859, 390461), (10553, 253783), (13357, 200507), (22021, 121619), (42883, 62453)]