7979166

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:138

約数の個数: 72

約数和(自身を含む): 19469736

約数和(自身を除く): 11490570

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 43, 61, 78, 86, 117, 122, 129, 169, 183, 234, 258, 338, 366, 387, 507, 549, 559, 774, 793, 1014, 1098, 1118, 1521, 1586, 1677, 2379, 2623, 3042, 3354, 4758, 5031, 5246, 7137, 7267, 7869, 10062, 10309, 14274, 14534, 15738, 20618, 21801, 23607, 30927, 34099, 43602, 47214, 61854, 65403, 68198, 92781, 102297, 130806, 185562, 204594, 306891, 443287, 613782, 886574, 1329861, 2659722, 3989583, 7979166]

約数ペア:

[(1, 7979166), (2, 3989583), (3, 2659722), (6, 1329861), (9, 886574), (13, 613782), (18, 443287), (26, 306891), (39, 204594), (43, 185562), (61, 130806), (78, 102297), (86, 92781), (117, 68198), (122, 65403), (129, 61854), (169, 47214), (183, 43602), (234, 34099), (258, 30927), (338, 23607), (366, 21801), (387, 20618), (507, 15738), (549, 14534), (559, 14274), (774, 10309), (793, 10062), (1014, 7869), (1098, 7267), (1118, 7137), (1521, 5246), (1586, 5031), (1677, 4758), (2379, 3354), (2623, 3042)]