865630129

素因数分解:

$7^4\times {\mathrm{13}}^1\times {\mathrm{27733}}^1$

素因数の和:27774

約数の個数: 20

約数和(自身を含む): 1087561076

約数和(自身を除く): 221930947

約数列:

[1, 7, 13, 49, 91, 343, 637, 2401, 4459, 27733, 31213, 194131, 360529, 1358917, 2523703, 9512419, 17665921, 66586933, 123661447, 865630129]

約数ペア:

[(1, 865630129), (7, 123661447), (13, 66586933), (49, 17665921), (91, 9512419), (343, 2523703), (637, 1358917), (2401, 360529), (4459, 194131), (27733, 31213)]