261566154

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{1453}}^1$

素因数の和:1671

約数の個数: 48

約数和(自身を含む): 579081672

約数和(自身を除く): 317515518

約数列:

[1, 2, 3, 6, 9, 18, 73, 137, 146, 219, 274, 411, 438, 657, 822, 1233, 1314, 1453, 2466, 2906, 4359, 8718, 10001, 13077, 20002, 26154, 30003, 60006, 90009, 106069, 180018, 199061, 212138, 318207, 398122, 597183, 636414, 954621, 1194366, 1791549, 1909242, 3583098, 14531453, 29062906, 43594359, 87188718, 130783077, 261566154]

約数ペア:

[(1, 261566154), (2, 130783077), (3, 87188718), (6, 43594359), (9, 29062906), (18, 14531453), (73, 3583098), (137, 1909242), (146, 1791549), (219, 1194366), (274, 954621), (411, 636414), (438, 597183), (657, 398122), (822, 318207), (1233, 212138), (1314, 199061), (1453, 180018), (2466, 106069), (2906, 90009), (4359, 60006), (8718, 30003), (10001, 26154), (13077, 20002)]