66729416

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{3257}}^1$

素因数の和:3473

約数の個数: 32

約数和(自身を含む): 135467640

約数和(自身を除く): 68738224

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 197, 394, 788, 1576, 2561, 3257, 5122, 6514, 10244, 13028, 20488, 26056, 42341, 84682, 169364, 338728, 641629, 1283258, 2566516, 5133032, 8341177, 16682354, 33364708, 66729416]

約数ペア:

[(1, 66729416), (2, 33364708), (4, 16682354), (8, 8341177), (13, 5133032), (26, 2566516), (52, 1283258), (104, 641629), (197, 338728), (394, 169364), (788, 84682), (1576, 42341), (2561, 26056), (3257, 20488), (5122, 13028), (6514, 10244)]