281633895

素因数分解:

$3^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{6581}}^1$

素因数の和:6912

約数の個数: 32

約数和(自身を含む): 502338240

約数和(自身を除く): 220704345

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 317, 951, 1585, 2853, 4755, 6581, 8559, 14265, 19743, 32905, 42795, 59229, 98715, 177687, 296145, 888435, 2086177, 6258531, 10430885, 18775593, 31292655, 56326779, 93877965, 281633895]

約数ペア:

[(1, 281633895), (3, 93877965), (5, 56326779), (9, 31292655), (15, 18775593), (27, 10430885), (45, 6258531), (135, 2086177), (317, 888435), (951, 296145), (1585, 177687), (2853, 98715), (4755, 59229), (6581, 42795), (8559, 32905), (14265, 19743)]