28969407

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:265

約数の個数: 40

約数和(自身を含む): 45534720

約数和(自身を除く): 16565313

約数列:

[1, 3, 9, 27, 31, 81, 83, 93, 139, 249, 279, 417, 747, 837, 1251, 2241, 2511, 2573, 3753, 4309, 6723, 7719, 11259, 11537, 12927, 23157, 34611, 38781, 69471, 103833, 116343, 208413, 311499, 349029, 357647, 934497, 1072941, 3218823, 9656469, 28969407]

約数ペア:

[(1, 28969407), (3, 9656469), (9, 3218823), (27, 1072941), (31, 934497), (81, 357647), (83, 349029), (93, 311499), (139, 208413), (249, 116343), (279, 103833), (417, 69471), (747, 38781), (837, 34611), (1251, 23157), (2241, 12927), (2511, 11537), (2573, 11259), (3753, 7719), (4309, 6723)]