68904045

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{31249}}^1$

素因数の和:31274

約数の個数: 36

約数和(自身を含む): 138937500

約数和(自身を除く): 70033455

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 31249, 93747, 156245, 218743, 281241, 468735, 656229, 1093715, 1406205, 1531201, 1968687, 3281145, 4593603, 7656005, 9843435, 13780809, 22968015, 68904045]

約数ペア:

[(1, 68904045), (3, 22968015), (5, 13780809), (7, 9843435), (9, 7656005), (15, 4593603), (21, 3281145), (35, 1968687), (45, 1531201), (49, 1406205), (63, 1093715), (105, 656229), (147, 468735), (245, 281241), (315, 218743), (441, 156245), (735, 93747), (2205, 31249)]