861078878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{2999}}^1$

素因数の和:3464

約数の個数: 32

約数和(自身を含む): 1458432000

約数和(自身を除く): 597353122

約数列:

[1, 2, 11, 22, 31, 62, 341, 421, 682, 842, 2999, 4631, 5998, 9262, 13051, 26102, 32989, 65978, 92969, 143561, 185938, 287122, 1022659, 1262579, 2045318, 2525158, 13888369, 27776738, 39139949, 78279898, 430539439, 861078878]

約数ペア:

[(1, 861078878), (2, 430539439), (11, 78279898), (22, 39139949), (31, 27776738), (62, 13888369), (341, 2525158), (421, 2045318), (682, 1262579), (842, 1022659), (2999, 287122), (4631, 185938), (5998, 143561), (9262, 92969), (13051, 65978), (26102, 32989)]