551806577

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1\times {\mathrm{397}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 673989120

約数和(自身を除く): 122182543

約数列:

[1, 7, 29, 41, 167, 203, 287, 397, 1169, 1189, 2779, 4843, 6847, 8323, 11513, 16277, 33901, 47929, 66299, 80591, 113939, 198563, 464093, 472033, 1389941, 1922671, 2718259, 3304231, 13458697, 19027813, 78829511, 551806577]

約数ペア:

[(1, 551806577), (7, 78829511), (29, 19027813), (41, 13458697), (167, 3304231), (203, 2718259), (287, 1922671), (397, 1389941), (1169, 472033), (1189, 464093), (2779, 198563), (4843, 113939), (6847, 80591), (8323, 66299), (11513, 47929), (16277, 33901)]