209747096

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{12373}}^1$

素因数の和:12555

約数の個数: 32

約数和(自身を含む): 426160560

約数和(自身を除く): 216413464

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 163, 326, 652, 1304, 2119, 4238, 8476, 12373, 16952, 24746, 49492, 98984, 160849, 321698, 643396, 1286792, 2016799, 4033598, 8067196, 16134392, 26218387, 52436774, 104873548, 209747096]

約数ペア:

[(1, 209747096), (2, 104873548), (4, 52436774), (8, 26218387), (13, 16134392), (26, 8067196), (52, 4033598), (104, 2016799), (163, 1286792), (326, 643396), (652, 321698), (1304, 160849), (2119, 98984), (4238, 49492), (8476, 24746), (12373, 16952)]