204486885

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{809}}^1$

素因数の和:998

約数の個数: 48

約数和(自身を含む): 366191280

約数和(自身を除く): 161704395

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 137, 205, 369, 411, 615, 685, 809, 1233, 1845, 2055, 2427, 4045, 5617, 6165, 7281, 12135, 16851, 28085, 33169, 36405, 50553, 84255, 99507, 110833, 165845, 252765, 298521, 332499, 497535, 554165, 997497, 1492605, 1662495, 4544153, 4987485, 13632459, 22720765, 40897377, 68162295, 204486885]

約数ペア:

[(1, 204486885), (3, 68162295), (5, 40897377), (9, 22720765), (15, 13632459), (41, 4987485), (45, 4544153), (123, 1662495), (137, 1492605), (205, 997497), (369, 554165), (411, 497535), (615, 332499), (685, 298521), (809, 252765), (1233, 165845), (1845, 110833), (2055, 99507), (2427, 84255), (4045, 50553), (5617, 36405), (6165, 33169), (7281, 28085), (12135, 16851)]