31303335

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:268

約数の個数: 64

約数和(自身を含む): 60456960

約数和(自身を除く): 29153625

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 59, 93, 105, 155, 163, 177, 217, 295, 413, 465, 489, 651, 815, 885, 1085, 1141, 1239, 1829, 2065, 2445, 3255, 3423, 5053, 5487, 5705, 6195, 9145, 9617, 12803, 15159, 17115, 25265, 27435, 28851, 35371, 38409, 48085, 64015, 67319, 75795, 106113, 144255, 176855, 192045, 201957, 298127, 336595, 530565, 894381, 1009785, 1490635, 2086889, 4471905, 6260667, 10434445, 31303335]

約数ペア:

[(1, 31303335), (3, 10434445), (5, 6260667), (7, 4471905), (15, 2086889), (21, 1490635), (31, 1009785), (35, 894381), (59, 530565), (93, 336595), (105, 298127), (155, 201957), (163, 192045), (177, 176855), (217, 144255), (295, 106113), (413, 75795), (465, 67319), (489, 64015), (651, 48085), (815, 38409), (885, 35371), (1085, 28851), (1141, 27435), (1239, 25265), (1829, 17115), (2065, 15159), (2445, 12803), (3255, 9617), (3423, 9145), (5053, 6195), (5487, 5705)]