28701474813

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{691}}^1\times {\mathrm{419557}}^1$

素因数の和:420265

約数の個数: 24

約数和(自身を含む): 45292125216

約数和(自身を除く): 16590650403

約数列:

[1, 3, 9, 11, 33, 99, 691, 2073, 6219, 7601, 22803, 68409, 419557, 1258671, 3776013, 4615127, 13845381, 41536143, 289913887, 869741661, 2609224983, 3189052757, 9567158271, 28701474813]

約数ペア:

[(1, 28701474813), (3, 9567158271), (9, 3189052757), (11, 2609224983), (33, 869741661), (99, 289913887), (691, 41536143), (2073, 13845381), (6219, 4615127), (7601, 3776013), (22803, 1258671), (68409, 419557)]