215081265

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{1259}}^1\times {\mathrm{1627}}^1$

素因数の和:2901

約数の個数: 32

約数和(自身を含む): 393845760

約数和(自身を除く): 178764495

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 1259, 1627, 3777, 4881, 6295, 8135, 8813, 11389, 18885, 24405, 26439, 34167, 44065, 56945, 132195, 170835, 2048393, 6145179, 10241965, 14338751, 30725895, 43016253, 71693755, 215081265]

約数ペア:

[(1, 215081265), (3, 71693755), (5, 43016253), (7, 30725895), (15, 14338751), (21, 10241965), (35, 6145179), (105, 2048393), (1259, 170835), (1627, 132195), (3777, 56945), (4881, 44065), (6295, 34167), (8135, 26439), (8813, 24405), (11389, 18885)]