804895

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:115

約数の個数: 32

約数和(自身を含む): 1249920

約数和(自身を除く): 445025

約数列:

[1, 5, 7, 13, 29, 35, 61, 65, 91, 145, 203, 305, 377, 427, 455, 793, 1015, 1769, 1885, 2135, 2639, 3965, 5551, 8845, 12383, 13195, 22997, 27755, 61915, 114985, 160979, 804895]

約数ペア:

[(1, 804895), (5, 160979), (7, 114985), (13, 61915), (29, 27755), (35, 22997), (61, 13195), (65, 12383), (91, 8845), (145, 5551), (203, 3965), (305, 2639), (377, 2135), (427, 1885), (455, 1769), (793, 1015)]