42789085

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{509}}^1$

素因数の和:597

約数の個数: 32

約数和(自身を含む): 58164480

約数和(自身を除く): 15375395

約数列:

[1, 5, 17, 23, 43, 85, 115, 215, 391, 509, 731, 989, 1955, 2545, 3655, 4945, 8653, 11707, 16813, 21887, 43265, 58535, 84065, 109435, 199019, 372079, 503401, 995095, 1860395, 2517005, 8557817, 42789085]

約数ペア:

[(1, 42789085), (5, 8557817), (17, 2517005), (23, 1860395), (43, 995095), (85, 503401), (115, 372079), (215, 199019), (391, 109435), (509, 84065), (731, 58535), (989, 43265), (1955, 21887), (2545, 16813), (3655, 11707), (4945, 8653)]