254972372

素因数分解:

$2^2\times {\mathrm{197}}^1\times {\mathrm{491}}^1\times {\mathrm{659}}^1$

素因数の和:1351

約数の個数: 24

約数和(自身を含む): 450061920

約数和(自身を除く): 195089548

約数列:

[1, 2, 4, 197, 394, 491, 659, 788, 982, 1318, 1964, 2636, 96727, 129823, 193454, 259646, 323569, 386908, 519292, 647138, 1294276, 63743093, 127486186, 254972372]

約数ペア:

[(1, 254972372), (2, 127486186), (4, 63743093), (197, 1294276), (394, 647138), (491, 519292), (659, 386908), (788, 323569), (982, 259646), (1318, 193454), (1964, 129823), (2636, 96727)]