68877585

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{31237}}^1$

素因数の和:31262

約数の個数: 36

約数和(自身を含む): 138884148

約数和(自身を除く): 70006563

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 31237, 93711, 156185, 218659, 281133, 468555, 655977, 1093295, 1405665, 1530613, 1967931, 3279885, 4591839, 7653065, 9839655, 13775517, 22959195, 68877585]

約数ペア:

[(1, 68877585), (3, 22959195), (5, 13775517), (7, 9839655), (9, 7653065), (15, 4591839), (21, 3279885), (35, 1967931), (45, 1530613), (49, 1405665), (63, 1093295), (105, 655977), (147, 468555), (245, 281133), (315, 218659), (441, 156185), (735, 93711), (2205, 31237)]