71871592

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{2689}}^1$

素因数の和:2965

約数の個数: 32

約数和(自身を含む): 145744200

約数和(自身を除く): 73872608

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 257, 514, 1028, 2056, 2689, 3341, 5378, 6682, 10756, 13364, 21512, 26728, 34957, 69914, 139828, 279656, 691073, 1382146, 2764292, 5528584, 8983949, 17967898, 35935796, 71871592]

約数ペア:

[(1, 71871592), (2, 35935796), (4, 17967898), (8, 8983949), (13, 5528584), (26, 2764292), (52, 1382146), (104, 691073), (257, 279656), (514, 139828), (1028, 69914), (2056, 34957), (2689, 26728), (3341, 21512), (5378, 13364), (6682, 10756)]