17205955

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{677}}^1$

素因数の和:735

約数の個数: 32

約数和(自身を含む): 24603264

約数和(自身を除く): 7397309

約数列:

[1, 5, 13, 17, 23, 65, 85, 115, 221, 299, 391, 677, 1105, 1495, 1955, 3385, 5083, 8801, 11509, 15571, 25415, 44005, 57545, 77855, 149617, 202423, 264707, 748085, 1012115, 1323535, 3441191, 17205955]

約数ペア:

[(1, 17205955), (5, 3441191), (13, 1323535), (17, 1012115), (23, 748085), (65, 264707), (85, 202423), (115, 149617), (221, 77855), (299, 57545), (391, 44005), (677, 25415), (1105, 15571), (1495, 11509), (1955, 8801), (3385, 5083)]