538245655

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1\times {\mathrm{643}}^1$

素因数の和:951

約数の個数: 32

約数和(自身を含む): 701084160

約数和(自身を除く): 162838505

約数列:

[1, 5, 23, 29, 115, 145, 251, 643, 667, 1255, 3215, 3335, 5773, 7279, 14789, 18647, 28865, 36395, 73945, 93235, 161393, 167417, 428881, 806965, 837085, 2144405, 3712039, 4680397, 18560195, 23401985, 107649131, 538245655]

約数ペア:

[(1, 538245655), (5, 107649131), (23, 23401985), (29, 18560195), (115, 4680397), (145, 3712039), (251, 2144405), (643, 837085), (667, 806965), (1255, 428881), (3215, 167417), (3335, 161393), (5773, 93235), (7279, 73945), (14789, 36395), (18647, 28865)]