4023565

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 6128640

約数和(自身を除く): 2105075

約数列:

[1, 5, 7, 13, 35, 37, 65, 91, 185, 239, 259, 455, 481, 1195, 1295, 1673, 2405, 3107, 3367, 8365, 8843, 15535, 16835, 21749, 44215, 61901, 108745, 114959, 309505, 574795, 804713, 4023565]

約数ペア:

[(1, 4023565), (5, 804713), (7, 574795), (13, 309505), (35, 114959), (37, 108745), (65, 61901), (91, 44215), (185, 21749), (239, 16835), (259, 15535), (455, 8843), (481, 8365), (1195, 3367), (1295, 3107), (1673, 2405)]