222678001

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{49939}}^1$

素因数の和:49973

約数の個数: 16

約数和(自身を含む): 279664000

約数和(自身を除く): 56985999

約数列:

[1, 7, 13, 49, 91, 343, 637, 4459, 49939, 349573, 649207, 2447011, 4544449, 17129077, 31811143, 222678001]

約数ペア:

[(1, 222678001), (7, 31811143), (13, 17129077), (49, 4544449), (91, 2447011), (343, 649207), (637, 349573), (4459, 49939)]