28170369

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{617}}^1$

素因数の和:734

約数の個数: 32

約数和(自身を含む): 44496000

約数和(自身を除く): 16325631

約数列:

[1, 3, 9, 19, 27, 57, 89, 171, 267, 513, 617, 801, 1691, 1851, 2403, 5073, 5553, 11723, 15219, 16659, 35169, 45657, 54913, 105507, 164739, 316521, 494217, 1043347, 1482651, 3130041, 9390123, 28170369]

約数ペア:

[(1, 28170369), (3, 9390123), (9, 3130041), (19, 1482651), (27, 1043347), (57, 494217), (89, 316521), (171, 164739), (267, 105507), (513, 54913), (617, 45657), (801, 35169), (1691, 16659), (1851, 15219), (2403, 11723), (5073, 5553)]