72989143

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:267

約数の個数: 32

約数和(自身を含む): 86002560

約数和(自身を除く): 13013417

約数列:

[1, 17, 23, 29, 41, 157, 391, 493, 667, 697, 943, 1189, 2669, 3611, 4553, 6437, 11339, 16031, 20213, 27347, 61387, 77401, 104719, 109429, 148051, 186673, 464899, 1780223, 2516867, 3173441, 4293479, 72989143]

約数ペア:

[(1, 72989143), (17, 4293479), (23, 3173441), (29, 2516867), (41, 1780223), (157, 464899), (391, 186673), (493, 148051), (667, 109429), (697, 104719), (943, 77401), (1189, 61387), (2669, 27347), (3611, 20213), (4553, 16031), (6437, 11339)]