217967642

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1\times {\mathrm{1321}}^1$

素因数の和:1574

約数の個数: 32

約数和(自身を含む): 363222144

約数和(自身を除く): 145254502

約数列:

[1, 2, 17, 23, 34, 46, 211, 391, 422, 782, 1321, 2642, 3587, 4853, 7174, 9706, 22457, 30383, 44914, 60766, 82501, 165002, 278731, 516511, 557462, 1033022, 4738427, 6410813, 9476854, 12821626, 108983821, 217967642]

約数ペア:

[(1, 217967642), (2, 108983821), (17, 12821626), (23, 9476854), (34, 6410813), (46, 4738427), (211, 1033022), (391, 557462), (422, 516511), (782, 278731), (1321, 165002), (2642, 82501), (3587, 60766), (4853, 44914), (7174, 30383), (9706, 22457)]