201619197

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{1867}}^1$

素因数の和:1970

約数の個数: 36

約数和(自身を含む): 319965984

約数和(自身を除く): 118346787

約数列:

[1, 3, 9, 13, 39, 71, 117, 169, 213, 507, 639, 923, 1521, 1867, 2769, 5601, 8307, 11999, 16803, 24271, 35997, 72813, 107991, 132557, 218439, 315523, 397671, 946569, 1193013, 1723241, 2839707, 5169723, 15509169, 22402133, 67206399, 201619197]

約数ペア:

[(1, 201619197), (3, 67206399), (9, 22402133), (13, 15509169), (39, 5169723), (71, 2839707), (117, 1723241), (169, 1193013), (213, 946569), (507, 397671), (639, 315523), (923, 218439), (1521, 132557), (1867, 107991), (2769, 72813), (5601, 35997), (8307, 24271), (11999, 16803)]