66440318

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{2131}}^1$

素因数の和:2288

約数の個数: 32

約数和(自身を含む): 121575168

約数和(自身を除く): 55134850

約数列:

[1, 2, 7, 14, 17, 34, 119, 131, 238, 262, 917, 1834, 2131, 2227, 4262, 4454, 14917, 15589, 29834, 31178, 36227, 72454, 253589, 279161, 507178, 558322, 1954127, 3908254, 4745737, 9491474, 33220159, 66440318]

約数ペア:

[(1, 66440318), (2, 33220159), (7, 9491474), (14, 4745737), (17, 3908254), (34, 1954127), (119, 558322), (131, 507178), (238, 279161), (262, 253589), (917, 72454), (1834, 36227), (2131, 31178), (2227, 29834), (4262, 15589), (4454, 14917)]