31390262

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{293}}^1$

素因数の和:472

約数の個数: 32

約数和(自身を含む): 52581312

約数和(自身を除く): 21191050

約数列:

[1, 2, 17, 23, 34, 46, 137, 274, 293, 391, 586, 782, 2329, 3151, 4658, 4981, 6302, 6739, 9962, 13478, 40141, 53567, 80282, 107134, 114563, 229126, 682397, 923243, 1364794, 1846486, 15695131, 31390262]

約数ペア:

[(1, 31390262), (2, 15695131), (17, 1846486), (23, 1364794), (34, 923243), (46, 682397), (137, 229126), (274, 114563), (293, 107134), (391, 80282), (586, 53567), (782, 40141), (2329, 13478), (3151, 9962), (4658, 6739), (4981, 6302)]