64109038

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{421}}^1$

素因数の和:652

約数の個数: 32

約数和(自身を含む): 112420800

約数和(自身を除く): 48311762

約数列:

[1, 2, 7, 14, 73, 146, 149, 298, 421, 511, 842, 1022, 1043, 2086, 2947, 5894, 10877, 21754, 30733, 61466, 62729, 76139, 125458, 152278, 215131, 430262, 439103, 878206, 4579217, 9158434, 32054519, 64109038]

約数ペア:

[(1, 64109038), (2, 32054519), (7, 9158434), (14, 4579217), (73, 878206), (146, 439103), (149, 430262), (298, 215131), (421, 152278), (511, 125458), (842, 76139), (1022, 62729), (1043, 61466), (2086, 30733), (2947, 21754), (5894, 10877)]