81921315

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{3407}}^1$

素因数の和:3651

約数の個数: 32

約数和(自身を含む): 150497280

約数和(自身を除く): 68575965

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 229, 687, 1145, 1603, 3407, 3435, 4809, 8015, 10221, 17035, 23849, 24045, 51105, 71547, 119245, 357735, 780203, 2340609, 3901015, 5461421, 11703045, 16384263, 27307105, 81921315]

約数ペア:

[(1, 81921315), (3, 27307105), (5, 16384263), (7, 11703045), (15, 5461421), (21, 3901015), (35, 2340609), (105, 780203), (229, 357735), (687, 119245), (1145, 71547), (1603, 51105), (3407, 24045), (3435, 23849), (4809, 17035), (8015, 10221)]