163988205

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{2833}}^1$

素因数の和:3085

約数の個数: 32

約数和(自身を含む): 279137664

約数和(自身を除く): 115149459

約数列:

[1, 3, 5, 15, 17, 51, 85, 227, 255, 681, 1135, 2833, 3405, 3859, 8499, 11577, 14165, 19295, 42495, 48161, 57885, 144483, 240805, 643091, 722415, 1929273, 3215455, 9646365, 10932547, 32797641, 54662735, 163988205]

約数ペア:

[(1, 163988205), (3, 54662735), (5, 32797641), (15, 10932547), (17, 9646365), (51, 3215455), (85, 1929273), (227, 722415), (255, 643091), (681, 240805), (1135, 144483), (2833, 57885), (3405, 48161), (3859, 42495), (8499, 19295), (11577, 14165)]