221585429

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{467}}^1$

素因数の和:629

約数の個数: 32

約数和(自身を含む): 268894080

約数和(自身を除く): 47308651

約数列:

[1, 13, 17, 19, 113, 221, 247, 323, 467, 1469, 1921, 2147, 4199, 6071, 7939, 8873, 24973, 27911, 36499, 52771, 103207, 115349, 150841, 474487, 686023, 897107, 1002649, 1960933, 11662391, 13034437, 17045033, 221585429]

約数ペア:

[(1, 221585429), (13, 17045033), (17, 13034437), (19, 11662391), (113, 1960933), (221, 1002649), (247, 897107), (323, 686023), (467, 474487), (1469, 150841), (1921, 115349), (2147, 103207), (4199, 52771), (6071, 36499), (7939, 27911), (8873, 24973)]