13258371

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:184

約数の個数: 48

約数和(自身を含む): 22325760

約数和(自身を除く): 9067389

約数列:

[1, 3, 7, 19, 21, 47, 49, 57, 101, 133, 141, 147, 303, 329, 399, 707, 893, 931, 987, 1919, 2121, 2303, 2679, 2793, 4747, 4949, 5757, 6251, 6909, 13433, 14241, 14847, 18753, 33229, 40299, 43757, 90193, 94031, 99687, 131271, 232603, 270579, 282093, 631351, 697809, 1894053, 4419457, 13258371]

約数ペア:

[(1, 13258371), (3, 4419457), (7, 1894053), (19, 697809), (21, 631351), (47, 282093), (49, 270579), (57, 232603), (101, 131271), (133, 99687), (141, 94031), (147, 90193), (303, 43757), (329, 40299), (399, 33229), (707, 18753), (893, 14847), (931, 14241), (987, 13433), (1919, 6909), (2121, 6251), (2303, 5757), (2679, 4949), (2793, 4747)]