678407314

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1\times {\mathrm{1583}}^1$

素因数の和:1962

約数の個数: 32

約数和(自身を含む): 1120863744

約数和(自身を除く): 442456430

約数列:

[1, 2, 13, 26, 53, 106, 311, 622, 689, 1378, 1583, 3166, 4043, 8086, 16483, 20579, 32966, 41158, 83899, 167798, 214279, 428558, 492313, 984626, 1090687, 2181374, 6400069, 12800138, 26092589, 52185178, 339203657, 678407314]

約数ペア:

[(1, 678407314), (2, 339203657), (13, 52185178), (26, 26092589), (53, 12800138), (106, 6400069), (311, 2181374), (622, 1090687), (689, 984626), (1378, 492313), (1583, 428558), (3166, 214279), (4043, 167798), (8086, 83899), (16483, 41158), (20579, 32966)]