256899097

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{397}}^1\times {\mathrm{547}}^1$

素因数の和:977

約数の個数: 24

約数和(自身を含む): 319304256

約数和(自身を除く): 62405159

約数列:

[1, 7, 13, 91, 169, 397, 547, 1183, 2779, 3829, 5161, 7111, 36127, 49777, 67093, 92443, 217159, 469651, 647101, 1520113, 2823067, 19761469, 36699871, 256899097]

約数ペア:

[(1, 256899097), (7, 36699871), (13, 19761469), (91, 2823067), (169, 1520113), (397, 647101), (547, 469651), (1183, 217159), (2779, 92443), (3829, 67093), (5161, 49777), (7111, 36127)]