172459078

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{128509}}^1$

素因数の和:128583

約数の個数: 16

約数和(自身を含む): 286834320

約数和(自身を除く): 114375242

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 128509, 257018, 1413599, 2827198, 7839049, 15678098, 86229539, 172459078]

約数ペア:

[(1, 172459078), (2, 86229539), (11, 15678098), (22, 7839049), (61, 2827198), (122, 1413599), (671, 257018), (1342, 128509)]