409470159

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{641}}^1\times {\mathrm{1601}}^1$

素因数の和:2271

約数の個数: 32

約数和(自身を含む): 658229760

約数和(自身を除く): 248759601

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 641, 1601, 1923, 4487, 4803, 11207, 12179, 13461, 30419, 33621, 36537, 85253, 91257, 212933, 255759, 638799, 1026241, 3078723, 7183687, 19498579, 21551061, 58495737, 136490053, 409470159]

約数ペア:

[(1, 409470159), (3, 136490053), (7, 58495737), (19, 21551061), (21, 19498579), (57, 7183687), (133, 3078723), (399, 1026241), (641, 638799), (1601, 255759), (1923, 212933), (4487, 91257), (4803, 85253), (11207, 36537), (12179, 33621), (13461, 30419)]