319872385

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{397357}}^1$

素因数の和:397392

約数の個数: 16

約数和(自身を含む): 457756416

約数和(自身を除く): 137884031

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 397357, 1986785, 2781499, 9139211, 13907495, 45696055, 63974477, 319872385]

約数ペア:

[(1, 319872385), (5, 63974477), (7, 45696055), (23, 13907495), (35, 9139211), (115, 2781499), (161, 1986785), (805, 397357)]