12778122

素因数分解:

$2^1\times 3^1\times 7^4\times {\mathrm{887}}^1$

素因数の和:920

約数の個数: 40

約数和(自身を含む): 29847456

約数和(自身を除く): 17069334

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 343, 686, 887, 1029, 1774, 2058, 2401, 2661, 4802, 5322, 6209, 7203, 12418, 14406, 18627, 37254, 43463, 86926, 130389, 260778, 304241, 608482, 912723, 1825446, 2129687, 4259374, 6389061, 12778122]

約数ペア:

[(1, 12778122), (2, 6389061), (3, 4259374), (6, 2129687), (7, 1825446), (14, 912723), (21, 608482), (42, 304241), (49, 260778), (98, 130389), (147, 86926), (294, 43463), (343, 37254), (686, 18627), (887, 14406), (1029, 12418), (1774, 7203), (2058, 6209), (2401, 5322), (2661, 4802)]