28362817

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{431}}^1$

素因数の和:541

約数の個数: 24

約数和(自身を含む): 35458560

約数和(自身を除く): 7095743

約数列:

[1, 7, 17, 49, 79, 119, 431, 553, 833, 1343, 3017, 3871, 7327, 9401, 21119, 34049, 51289, 65807, 238343, 359023, 578833, 1668401, 4051831, 28362817]

約数ペア:

[(1, 28362817), (7, 4051831), (17, 1668401), (49, 578833), (79, 359023), (119, 238343), (431, 65807), (553, 51289), (833, 34049), (1343, 21119), (3017, 9401), (3871, 7327)]