278360992021

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{1049}}^1\times {\mathrm{15121}}^1$

素因数の和:16309

約数の個数: 32

約数和(自身を含む): 335345472000

約数和(自身を除く): 56984479979

約数列:

[1, 7, 23, 109, 161, 763, 1049, 2507, 7343, 15121, 17549, 24127, 105847, 114341, 168889, 347783, 800387, 1648189, 2434481, 2629843, 11537323, 15861929, 18408901, 37908347, 111033503, 265358429, 364824367, 1728950261, 2553770569, 12102651827, 39765856003, 278360992021]

約数ペア:

[(1, 278360992021), (7, 39765856003), (23, 12102651827), (109, 2553770569), (161, 1728950261), (763, 364824367), (1049, 265358429), (2507, 111033503), (7343, 37908347), (15121, 18408901), (17549, 15861929), (24127, 11537323), (105847, 2629843), (114341, 2434481), (168889, 1648189), (347783, 800387)]