15666588987

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{60149}}^1$

素因数の和:60395

約数の個数: 32

約数和(自身を含む): 24329472000

約数和(自身を除く): 8662883013

約数列:

[1, 3, 7, 21, 79, 157, 237, 471, 553, 1099, 1659, 3297, 12403, 37209, 60149, 86821, 180447, 260463, 421043, 1263129, 4751771, 9443393, 14255313, 28330179, 33262397, 66103751, 99787191, 198311253, 746028047, 2238084141, 5222196329, 15666588987]

約数ペア:

[(1, 15666588987), (3, 5222196329), (7, 2238084141), (21, 746028047), (79, 198311253), (157, 99787191), (237, 66103751), (471, 33262397), (553, 28330179), (1099, 14255313), (1659, 9443393), (3297, 4751771), (12403, 1263129), (37209, 421043), (60149, 260463), (86821, 180447)]