399942998

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{13649}}^1$

素因数の和:13701

約数の個数: 48

約数和(自身を含む): 784274400

約数和(自身を除く): 384331402

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 49, 91, 98, 161, 182, 299, 322, 598, 637, 1127, 1274, 2093, 2254, 4186, 13649, 14651, 27298, 29302, 95543, 177437, 191086, 313927, 354874, 627854, 668801, 1242059, 1337602, 2197489, 2484118, 4081051, 4394978, 8162102, 8694413, 15382423, 17388826, 28567357, 30764846, 57134714, 199971499, 399942998]

約数ペア:

[(1, 399942998), (2, 199971499), (7, 57134714), (13, 30764846), (14, 28567357), (23, 17388826), (26, 15382423), (46, 8694413), (49, 8162102), (91, 4394978), (98, 4081051), (161, 2484118), (182, 2197489), (299, 1337602), (322, 1242059), (598, 668801), (637, 627854), (1127, 354874), (1274, 313927), (2093, 191086), (2254, 177437), (4186, 95543), (13649, 29302), (14651, 27298)]