78911001

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{1789}}^1$

素因数の和:1850

約数の個数: 36

約数和(自身を含む): 127752300

約数和(自身を除く): 48841299

約数列:

[1, 3, 9, 13, 29, 39, 87, 117, 169, 261, 377, 507, 1131, 1521, 1789, 3393, 4901, 5367, 14703, 16101, 23257, 44109, 51881, 69771, 155643, 209313, 302341, 466929, 674453, 907023, 2023359, 2721069, 6070077, 8767889, 26303667, 78911001]

約数ペア:

[(1, 78911001), (3, 26303667), (9, 8767889), (13, 6070077), (29, 2721069), (39, 2023359), (87, 907023), (117, 674453), (169, 466929), (261, 302341), (377, 209313), (507, 155643), (1131, 69771), (1521, 51881), (1789, 44109), (3393, 23257), (4901, 16101), (5367, 14703)]