78372735

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{15881}}^1$

素因数の和:15943

約数の個数: 32

約数和(自身を含む): 146368512

約数和(自身を除く): 67995777

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 105, 141, 235, 329, 705, 987, 1645, 4935, 15881, 47643, 79405, 111167, 238215, 333501, 555835, 746407, 1667505, 2239221, 3732035, 5224849, 11196105, 15674547, 26124245, 78372735]

約数ペア:

[(1, 78372735), (3, 26124245), (5, 15674547), (7, 11196105), (15, 5224849), (21, 3732035), (35, 2239221), (47, 1667505), (105, 746407), (141, 555835), (235, 333501), (329, 238215), (705, 111167), (987, 79405), (1645, 47643), (4935, 15881)]