319874545

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1\times {\mathrm{4703}}^1$

素因数の和:4992

約数の個数: 16

約数和(自身を含む): 391974912

約数和(自身を除く): 72100367

約数列:

[1, 5, 61, 223, 305, 1115, 4703, 13603, 23515, 68015, 286883, 1048769, 1434415, 5243845, 63974909, 319874545]

約数ペア:

[(1, 319874545), (5, 63974909), (61, 5243845), (223, 1434415), (305, 1048769), (1115, 286883), (4703, 68015), (13603, 23515)]