9993915

素因数分解:

$3^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{409}}^1$

素因数の和:604

約数の個数: 32

約数和(自身を含む): 17908800

約数和(自身を除く): 7914885

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 181, 409, 543, 905, 1227, 1629, 2045, 2715, 3681, 4887, 6135, 8145, 11043, 18405, 24435, 55215, 74029, 222087, 370145, 666261, 1110435, 1998783, 3331305, 9993915]

約数ペア:

[(1, 9993915), (3, 3331305), (5, 1998783), (9, 1110435), (15, 666261), (27, 370145), (45, 222087), (135, 74029), (181, 55215), (409, 24435), (543, 18405), (905, 11043), (1227, 8145), (1629, 6135), (2045, 4887), (2715, 3681)]