187788171

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{499}}^1$

素因数の和:723

約数の個数: 32

約数和(自身を含む): 273024000

約数和(自身を除く): 85235829

約数列:

[1, 3, 17, 47, 51, 141, 157, 471, 499, 799, 1497, 2397, 2669, 7379, 8007, 8483, 22137, 23453, 25449, 70359, 78343, 125443, 235029, 376329, 398701, 1196103, 1331831, 3682121, 3995493, 11046363, 62596057, 187788171]

約数ペア:

[(1, 187788171), (3, 62596057), (17, 11046363), (47, 3995493), (51, 3682121), (141, 1331831), (157, 1196103), (471, 398701), (499, 376329), (799, 235029), (1497, 125443), (2397, 78343), (2669, 70359), (7379, 25449), (8007, 23453), (8483, 22137)]