1391166

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:257

約数の個数: 48

約数和(自身を含む): 3520608

約数和(自身を除く): 2129442

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 61, 63, 122, 126, 181, 183, 362, 366, 427, 543, 549, 854, 1086, 1098, 1267, 1281, 1629, 2534, 2562, 3258, 3801, 3843, 7602, 7686, 11041, 11403, 22082, 22806, 33123, 66246, 77287, 99369, 154574, 198738, 231861, 463722, 695583, 1391166]

約数ペア:

[(1, 1391166), (2, 695583), (3, 463722), (6, 231861), (7, 198738), (9, 154574), (14, 99369), (18, 77287), (21, 66246), (42, 33123), (61, 22806), (63, 22082), (122, 11403), (126, 11041), (181, 7686), (183, 7602), (362, 3843), (366, 3801), (427, 3258), (543, 2562), (549, 2534), (854, 1629), (1086, 1281), (1098, 1267)]