27978918

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{1901}}^1$

素因数の和:2140

約数の個数: 32

約数和(自身を含む): 61350912

約数和(自身を除く): 33371994

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 223, 446, 669, 1338, 1901, 2453, 3802, 4906, 5703, 7359, 11406, 14718, 20911, 41822, 62733, 125466, 423923, 847846, 1271769, 2543538, 4663153, 9326306, 13989459, 27978918]

約数ペア:

[(1, 27978918), (2, 13989459), (3, 9326306), (6, 4663153), (11, 2543538), (22, 1271769), (33, 847846), (66, 423923), (223, 125466), (446, 62733), (669, 41822), (1338, 20911), (1901, 14718), (2453, 11406), (3802, 7359), (4906, 5703)]