78402141

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{181}}^1\times {\mathrm{263}}^1$

素因数の和:514

約数の個数: 32

約数和(自身を含む): 119159040

約数和(自身を除く): 40756899

約数列:

[1, 3, 9, 27, 61, 181, 183, 263, 543, 549, 789, 1629, 1647, 2367, 4887, 7101, 11041, 16043, 33123, 47603, 48129, 99369, 142809, 144387, 298107, 428427, 433161, 1285281, 2903783, 8711349, 26134047, 78402141]

約数ペア:

[(1, 78402141), (3, 26134047), (9, 8711349), (27, 2903783), (61, 1285281), (181, 433161), (183, 428427), (263, 298107), (543, 144387), (549, 142809), (789, 99369), (1629, 48129), (1647, 47603), (2367, 33123), (4887, 16043), (7101, 11041)]