81455955

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{10627}}^1$

素因数の和:10715

約数の個数: 32

約数和(自身を含む): 151002624

約数和(自身を除く): 69546669

約数列:

[1, 3, 5, 7, 15, 21, 35, 73, 105, 219, 365, 511, 1095, 1533, 2555, 7665, 10627, 31881, 53135, 74389, 159405, 223167, 371945, 775771, 1115835, 2327313, 3878855, 5430397, 11636565, 16291191, 27151985, 81455955]

約数ペア:

[(1, 81455955), (3, 27151985), (5, 16291191), (7, 11636565), (15, 5430397), (21, 3878855), (35, 2327313), (73, 1115835), (105, 775771), (219, 371945), (365, 223167), (511, 159405), (1095, 74389), (1533, 53135), (2555, 31881), (7665, 10627)]