478972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:229

約数の個数: 24

約数和(自身を含む): 923552

約数和(自身を除く): 444580

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 151, 244, 302, 604, 793, 1586, 1963, 3172, 3926, 7852, 9211, 18422, 36844, 119743, 239486, 478972]

約数ペア:

[(1, 478972), (2, 239486), (4, 119743), (13, 36844), (26, 18422), (52, 9211), (61, 7852), (122, 3926), (151, 3172), (244, 1963), (302, 1586), (604, 793)]