313131

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:91

約数の個数: 32

約数和(自身を含む): 544768

約数和(自身を除く): 231637

約数列:

[1, 3, 7, 13, 21, 31, 37, 39, 91, 93, 111, 217, 259, 273, 403, 481, 651, 777, 1147, 1209, 1443, 2821, 3367, 3441, 8029, 8463, 10101, 14911, 24087, 44733, 104377, 313131]

約数ペア:

[(1, 313131), (3, 104377), (7, 44733), (13, 24087), (21, 14911), (31, 10101), (37, 8463), (39, 8029), (91, 3441), (93, 3367), (111, 2821), (217, 1443), (259, 1209), (273, 1147), (403, 777), (481, 651)]