31510347

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:379

約数の個数: 32

約数和(自身を含む): 47672064

約数和(自身を除く): 16161717

約数列:

[1, 3, 11, 33, 37, 111, 131, 197, 393, 407, 591, 1221, 1441, 2167, 4323, 4847, 6501, 7289, 14541, 21867, 25807, 53317, 77421, 80179, 159951, 240537, 283877, 851631, 954859, 2864577, 10503449, 31510347]

約数ペア:

[(1, 31510347), (3, 10503449), (11, 2864577), (33, 954859), (37, 851631), (111, 283877), (131, 240537), (197, 159951), (393, 80179), (407, 77421), (591, 53317), (1221, 25807), (1441, 21867), (2167, 14541), (4323, 7289), (4847, 6501)]