39870207

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{787}}^1$

素因数の和:1239

約数の個数: 24

約数和(自身を含む): 62242544

約数和(自身を除く): 22372337

約数列:

[1, 3, 9, 13, 39, 117, 433, 787, 1299, 2361, 3897, 5629, 7083, 10231, 16887, 30693, 50661, 92079, 340771, 1022313, 3066939, 4430023, 13290069, 39870207]

約数ペア:

[(1, 39870207), (3, 13290069), (9, 4430023), (13, 3066939), (39, 1022313), (117, 340771), (433, 92079), (787, 50661), (1299, 30693), (2361, 16887), (3897, 10231), (5629, 7083)]