1389357411

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{18839}}^1$

素因数の和:18947

約数の個数: 32

約数和(自身を含む): 2093199360

約数和(自身を除く): 703841949

約数列:

[1, 3, 13, 31, 39, 61, 93, 183, 403, 793, 1209, 1891, 2379, 5673, 18839, 24583, 56517, 73749, 244907, 584009, 734721, 1149179, 1752027, 3447537, 7592117, 14939327, 22776351, 35624549, 44817981, 106873647, 463119137, 1389357411]

約数ペア:

[(1, 1389357411), (3, 463119137), (13, 106873647), (31, 44817981), (39, 35624549), (61, 22776351), (93, 14939327), (183, 7592117), (403, 3447537), (793, 1752027), (1209, 1149179), (1891, 734721), (2379, 584009), (5673, 244907), (18839, 73749), (24583, 56517)]