221520232

素因数分解:

$2^3\times {\mathrm{137}}^1\times {\mathrm{359}}^1\times {\mathrm{563}}^1$

素因数の和:1065

約数の個数: 32

約数和(自身を含む): 420292800

約数和(自身を除く): 198772568

約数列:

[1, 2, 4, 8, 137, 274, 359, 548, 563, 718, 1096, 1126, 1436, 2252, 2872, 4504, 49183, 77131, 98366, 154262, 196732, 202117, 308524, 393464, 404234, 617048, 808468, 1616936, 27690029, 55380058, 110760116, 221520232]

約数ペア:

[(1, 221520232), (2, 110760116), (4, 55380058), (8, 27690029), (137, 1616936), (274, 808468), (359, 617048), (548, 404234), (563, 393464), (718, 308524), (1096, 202117), (1126, 196732), (1436, 154262), (2252, 98366), (2872, 77131), (4504, 49183)]