31620753

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{263}}^1$

素因数の和:406

約数の個数: 32

約数和(自身を含む): 48449280

約数和(自身を除く): 16828527

約数列:

[1, 3, 9, 27, 61, 73, 183, 219, 263, 549, 657, 789, 1647, 1971, 2367, 4453, 7101, 13359, 16043, 19199, 40077, 48129, 57597, 120231, 144387, 172791, 433161, 518373, 1171139, 3513417, 10540251, 31620753]

約数ペア:

[(1, 31620753), (3, 10540251), (9, 3513417), (27, 1171139), (61, 518373), (73, 433161), (183, 172791), (219, 144387), (263, 120231), (549, 57597), (657, 48129), (789, 40077), (1647, 19199), (1971, 16043), (2367, 13359), (4453, 7101)]