71618495

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{307}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 96347328

約数和(自身を除く): 24728833

約数列:

[1, 5, 13, 37, 65, 97, 185, 307, 481, 485, 1261, 1535, 2405, 3589, 3991, 6305, 11359, 17945, 19955, 29779, 46657, 56795, 147667, 148895, 233285, 387127, 738335, 1101823, 1935635, 5509115, 14323699, 71618495]

約数ペア:

[(1, 71618495), (5, 14323699), (13, 5509115), (37, 1935635), (65, 1101823), (97, 738335), (185, 387127), (307, 233285), (481, 148895), (485, 147667), (1261, 56795), (1535, 46657), (2405, 29779), (3589, 19955), (3991, 17945), (6305, 11359)]