231728718

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{40697}}^1$

素因数の和:40788

約数の個数: 32

約数和(自身を含む): 505957536

約数和(自身を除く): 274228818

約数列:

[1, 2, 3, 6, 13, 26, 39, 73, 78, 146, 219, 438, 949, 1898, 2847, 5694, 40697, 81394, 122091, 244182, 529061, 1058122, 1587183, 2970881, 3174366, 5941762, 8912643, 17825286, 38621453, 77242906, 115864359, 231728718]

約数ペア:

[(1, 231728718), (2, 115864359), (3, 77242906), (6, 38621453), (13, 17825286), (26, 8912643), (39, 5941762), (73, 3174366), (78, 2970881), (146, 1587183), (219, 1058122), (438, 529061), (949, 244182), (1898, 122091), (2847, 81394), (5694, 40697)]