172389154

素因数分解:

$2^1\times 7^2\times {\mathrm{439}}^1\times {\mathrm{4007}}^1$

素因数の和:4462

約数の個数: 24

約数和(自身を含む): 301561920

約数和(自身を除く): 129172766

約数列:

[1, 2, 7, 14, 49, 98, 439, 878, 3073, 4007, 6146, 8014, 21511, 28049, 43022, 56098, 196343, 392686, 1759073, 3518146, 12313511, 24627022, 86194577, 172389154]

約数ペア:

[(1, 172389154), (2, 86194577), (7, 24627022), (14, 12313511), (49, 3518146), (98, 1759073), (439, 392686), (878, 196343), (3073, 56098), (4007, 43022), (6146, 28049), (8014, 21511)]