1631643

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1$

素因数の和:163

約数の個数: 32

約数和(自身を含む): 2612736

約数和(自身を除く): 981093

約数列:

[1, 3, 13, 17, 23, 39, 51, 69, 107, 221, 299, 321, 391, 663, 897, 1173, 1391, 1819, 2461, 4173, 5083, 5457, 7383, 15249, 23647, 31993, 41837, 70941, 95979, 125511, 543881, 1631643]

約数ペア:

[(1, 1631643), (3, 543881), (13, 125511), (17, 95979), (23, 70941), (39, 41837), (51, 31993), (69, 23647), (107, 15249), (221, 7383), (299, 5457), (321, 5083), (391, 4173), (663, 2461), (897, 1819), (1173, 1391)]