28444239

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{263}}^1$

素因数の和:527

約数の個数: 24

約数和(自身を含む): 42131232

約数和(自身を除く): 13686993

約数列:

[1, 3, 9, 61, 183, 197, 263, 549, 591, 789, 1773, 2367, 12017, 16043, 36051, 48129, 51811, 108153, 144387, 155433, 466299, 3160471, 9481413, 28444239]

約数ペア:

[(1, 28444239), (3, 9481413), (9, 3160471), (61, 466299), (183, 155433), (197, 144387), (263, 108153), (549, 51811), (591, 48129), (789, 36051), (1773, 16043), (2367, 12017)]