81812388

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{973957}}^1$

素因数の和:973971

約数の個数: 24

約数和(自身を含む): 218166592

約数和(自身を除く): 136354204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 973957, 1947914, 2921871, 3895828, 5843742, 6817699, 11687484, 13635398, 20453097, 27270796, 40906194, 81812388]

約数ペア:

[(1, 81812388), (2, 40906194), (3, 27270796), (4, 20453097), (6, 13635398), (7, 11687484), (12, 6817699), (14, 5843742), (21, 3895828), (28, 2921871), (42, 1947914), (84, 973957)]