40320917

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:269

約数の個数: 32

約数和(自身を含む): 51819264

約数和(自身を除く): 11498347

約数列:

[1, 7, 13, 41, 91, 101, 107, 287, 533, 707, 749, 1313, 1391, 3731, 4141, 4387, 9191, 9737, 10807, 28987, 30709, 53833, 57031, 75649, 140491, 376831, 399217, 443087, 983437, 3101609, 5760131, 40320917]

約数ペア:

[(1, 40320917), (7, 5760131), (13, 3101609), (41, 983437), (91, 443087), (101, 399217), (107, 376831), (287, 140491), (533, 75649), (707, 57031), (749, 53833), (1313, 30709), (1391, 28987), (3731, 10807), (4141, 9737), (4387, 9191)]