406804515

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{6581}}^1$

素因数の和:6919

約数の個数: 32

約数和(自身を含む): 703273536

約数和(自身を除く): 296469021

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 317, 951, 1585, 4121, 4755, 6581, 12363, 19743, 20605, 32905, 61815, 85553, 98715, 256659, 427765, 1283295, 2086177, 6258531, 10430885, 27120301, 31292655, 81360903, 135601505, 406804515]

約数ペア:

[(1, 406804515), (3, 135601505), (5, 81360903), (13, 31292655), (15, 27120301), (39, 10430885), (65, 6258531), (195, 2086177), (317, 1283295), (951, 427765), (1585, 256659), (4121, 98715), (4755, 85553), (6581, 61815), (12363, 32905), (19743, 20605)]