15205840247

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{9619}}^1$

素因数の和:9983

約数の個数: 32

約数和(自身を含む): 18152709120

約数和(自身を除く): 2946868873

約数列:

[1, 13, 17, 23, 221, 299, 311, 391, 4043, 5083, 5287, 7153, 9619, 68731, 92989, 121601, 125047, 163523, 221237, 1580813, 2125799, 2876081, 2991509, 3761029, 38889617, 48893377, 50855653, 68804707, 661123489, 894461191, 1169680019, 15205840247]

約数ペア:

[(1, 15205840247), (13, 1169680019), (17, 894461191), (23, 661123489), (221, 68804707), (299, 50855653), (311, 48893377), (391, 38889617), (4043, 3761029), (5083, 2991509), (5287, 2876081), (7153, 2125799), (9619, 1580813), (68731, 221237), (92989, 163523), (121601, 125047)]