316808518

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1\times {\mathrm{541}}^1$

素因数の和:880

約数の個数: 32

約数和(自身を含む): 520111872

約数和(自身を除く): 203303354

約数列:

[1, 2, 13, 26, 101, 202, 223, 446, 541, 1082, 1313, 2626, 2899, 5798, 7033, 14066, 22523, 45046, 54641, 109282, 120643, 241286, 292799, 585598, 710333, 1420666, 1568359, 3136718, 12184943, 24369886, 158404259, 316808518]

約数ペア:

[(1, 316808518), (2, 158404259), (13, 24369886), (26, 12184943), (101, 3136718), (202, 1568359), (223, 1420666), (446, 710333), (541, 585598), (1082, 292799), (1313, 241286), (2626, 120643), (2899, 109282), (5798, 54641), (7033, 45046), (14066, 22523)]