290047009

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{397}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 355334400

約数和(自身を除く): 65287391

約数列:

[1, 7, 29, 59, 61, 203, 397, 413, 427, 1711, 1769, 2779, 3599, 11513, 11977, 12383, 23423, 24217, 25193, 80591, 104371, 163961, 169519, 679267, 702293, 730597, 1428803, 4754869, 4916051, 10001621, 41435287, 290047009]

約数ペア:

[(1, 290047009), (7, 41435287), (29, 10001621), (59, 4916051), (61, 4754869), (203, 1428803), (397, 730597), (413, 702293), (427, 679267), (1711, 169519), (1769, 163961), (2779, 104371), (3599, 80591), (11513, 25193), (11977, 24217), (12383, 23423)]