263666459231

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1\times {\mathrm{106961}}^1$

素因数の和:107303

約数の個数: 32

約数和(自身を含む): 320865463296

約数和(自身を除く): 57199004065

約数列:

[1, 7, 23, 61, 161, 251, 427, 1403, 1757, 5773, 9821, 15311, 40411, 106961, 107177, 352153, 748727, 2460103, 2465071, 6524621, 17220721, 26847211, 45672347, 150066283, 187930477, 617485853, 1050463981, 1637679871, 4322400971, 11463759097, 37666637033, 263666459231]

約数ペア:

[(1, 263666459231), (7, 37666637033), (23, 11463759097), (61, 4322400971), (161, 1637679871), (251, 1050463981), (427, 617485853), (1403, 187930477), (1757, 150066283), (5773, 45672347), (9821, 26847211), (15311, 17220721), (40411, 6524621), (106961, 2465071), (107177, 2460103), (352153, 748727)]