12561669

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:362

約数の個数: 32

約数和(自身を含む): 19641600

約数和(自身を除く): 7079931

約数列:

[1, 3, 9, 27, 29, 61, 87, 183, 261, 263, 549, 783, 789, 1647, 1769, 2367, 5307, 7101, 7627, 15921, 16043, 22881, 47763, 48129, 68643, 144387, 205929, 433161, 465247, 1395741, 4187223, 12561669]

約数ペア:

[(1, 12561669), (3, 4187223), (9, 1395741), (27, 465247), (29, 433161), (61, 205929), (87, 144387), (183, 68643), (261, 48129), (263, 47763), (549, 22881), (783, 16043), (789, 15921), (1647, 7627), (1769, 7101), (2367, 5307)]