28173993

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{2971}}^1$

素因数の和:3112

約数の個数: 16

約数和(自身を含む): 39230400

約数和(自身を除く): 11056407

約数列:

[1, 3, 29, 87, 109, 327, 2971, 3161, 8913, 9483, 86159, 258477, 323839, 971517, 9391331, 28173993]

約数ペア:

[(1, 28173993), (3, 9391331), (29, 971517), (87, 323839), (109, 258477), (327, 86159), (2971, 9483), (3161, 8913)]