129820976

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{1997}}^1$

素因数の和:2261

約数の個数: 40

約数和(自身を含む): 267572160

約数和(自身を除く): 137751184

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 239, 272, 478, 956, 1912, 1997, 3824, 3994, 4063, 7988, 8126, 15976, 16252, 31952, 32504, 33949, 65008, 67898, 135796, 271592, 477283, 543184, 954566, 1909132, 3818264, 7636528, 8113811, 16227622, 32455244, 64910488, 129820976]

約数ペア:

[(1, 129820976), (2, 64910488), (4, 32455244), (8, 16227622), (16, 8113811), (17, 7636528), (34, 3818264), (68, 1909132), (136, 954566), (239, 543184), (272, 477283), (478, 271592), (956, 135796), (1912, 67898), (1997, 65008), (3824, 33949), (3994, 32504), (4063, 31952), (7988, 16252), (8126, 15976)]