2707845

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:110

約数の個数: 64

約数和(自身を含む): 5515776

約数和(自身を除く): 2807931

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 37, 41, 51, 85, 105, 111, 119, 123, 185, 205, 255, 259, 287, 357, 555, 595, 615, 629, 697, 777, 861, 1295, 1435, 1517, 1785, 1887, 2091, 3145, 3485, 3885, 4305, 4403, 4551, 4879, 7585, 9435, 10455, 10619, 13209, 14637, 22015, 22755, 24395, 25789, 31857, 53095, 66045, 73185, 77367, 128945, 159285, 180523, 386835, 541569, 902615, 2707845]

約数ペア:

[(1, 2707845), (3, 902615), (5, 541569), (7, 386835), (15, 180523), (17, 159285), (21, 128945), (35, 77367), (37, 73185), (41, 66045), (51, 53095), (85, 31857), (105, 25789), (111, 24395), (119, 22755), (123, 22015), (185, 14637), (205, 13209), (255, 10619), (259, 10455), (287, 9435), (357, 7585), (555, 4879), (595, 4551), (615, 4403), (629, 4305), (697, 3885), (777, 3485), (861, 3145), (1295, 2091), (1435, 1887), (1517, 1785)]