223880565

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{3643}}^1$

素因数の和:3909

約数の個数: 32

約数和(自身を含む): 380958336

約数和(自身を除く): 157077771

約数列:

[1, 3, 5, 15, 17, 51, 85, 241, 255, 723, 1205, 3615, 3643, 4097, 10929, 12291, 18215, 20485, 54645, 61455, 61931, 185793, 309655, 877963, 928965, 2633889, 4389815, 13169445, 14925371, 44776113, 74626855, 223880565]

約数ペア:

[(1, 223880565), (3, 74626855), (5, 44776113), (15, 14925371), (17, 13169445), (51, 4389815), (85, 2633889), (241, 928965), (255, 877963), (723, 309655), (1205, 185793), (3615, 61931), (3643, 61455), (4097, 54645), (10929, 20485), (12291, 18215)]