128533244

素因数分解:

$2^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{19207}}^1$

素因数の和:19457

約数の個数: 24

約数和(自身を含む): 258155520

約数和(自身を除く): 129622276

約数列:

[1, 2, 4, 7, 14, 28, 239, 478, 956, 1673, 3346, 6692, 19207, 38414, 76828, 134449, 268898, 537796, 4590473, 9180946, 18361892, 32133311, 64266622, 128533244]

約数ペア:

[(1, 128533244), (2, 64266622), (4, 32133311), (7, 18361892), (14, 9180946), (28, 4590473), (239, 537796), (478, 268898), (956, 134449), (1673, 76828), (3346, 38414), (6692, 19207)]