81061815

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{307}}^1\times {\mathrm{607}}^1$

素因数の和:951

約数の個数: 32

約数和(自身を含む): 134830080

約数和(自身を除く): 53768265

約数列:

[1, 3, 5, 15, 29, 87, 145, 307, 435, 607, 921, 1535, 1821, 3035, 4605, 8903, 9105, 17603, 26709, 44515, 52809, 88015, 133545, 186349, 264045, 559047, 931745, 2795235, 5404121, 16212363, 27020605, 81061815]

約数ペア:

[(1, 81061815), (3, 27020605), (5, 16212363), (15, 5404121), (29, 2795235), (87, 931745), (145, 559047), (307, 264045), (435, 186349), (607, 133545), (921, 88015), (1535, 52809), (1821, 44515), (3035, 26709), (4605, 17603), (8903, 9105)]