858741166

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{139}}^2\times {\mathrm{313}}^1$

素因数の和:664

約数の個数: 24

約数和(自身を含む): 1319922864

約数和(自身を除く): 461181698

約数列:

[1, 2, 71, 139, 142, 278, 313, 626, 9869, 19321, 19738, 22223, 38642, 43507, 44446, 87014, 1371791, 2743582, 3088997, 6047473, 6177994, 12094946, 429370583, 858741166]

約数ペア:

[(1, 858741166), (2, 429370583), (71, 12094946), (139, 6177994), (142, 6047473), (278, 3088997), (313, 2743582), (626, 1371791), (9869, 87014), (19321, 44446), (19738, 43507), (22223, 38642)]