891567698

素因数分解:

$2^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{421}}^1\times {\mathrm{457}}^1$

素因数の和:1218

約数の個数: 32

約数和(自身を含む): 1540023168

約数和(自身を除く): 648455470

約数列:

[1, 2, 7, 14, 331, 421, 457, 662, 842, 914, 2317, 2947, 3199, 4634, 5894, 6398, 139351, 151267, 192397, 278702, 302534, 384794, 975457, 1058869, 1346779, 1950914, 2117738, 2693558, 63683407, 127366814, 445783849, 891567698]

約数ペア:

[(1, 891567698), (2, 445783849), (7, 127366814), (14, 63683407), (331, 2693558), (421, 2117738), (457, 1950914), (662, 1346779), (842, 1058869), (914, 975457), (2317, 384794), (2947, 302534), (3199, 278702), (4634, 192397), (5894, 151267), (6398, 139351)]