394492021

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{13103}}^1$

素因数の和:13161

約数の個数: 32

約数和(自身を含む): 543449088

約数和(自身を除く): 148957067

約数列:

[1, 7, 11, 17, 23, 77, 119, 161, 187, 253, 391, 1309, 1771, 2737, 4301, 13103, 30107, 91721, 144133, 222751, 301369, 1008931, 1559257, 2109583, 2450261, 3315059, 5123273, 17151827, 23205413, 35862911, 56356003, 394492021]

約数ペア:

[(1, 394492021), (7, 56356003), (11, 35862911), (17, 23205413), (23, 17151827), (77, 5123273), (119, 3315059), (161, 2450261), (187, 2109583), (253, 1559257), (391, 1008931), (1309, 301369), (1771, 222751), (2737, 144133), (4301, 91721), (13103, 30107)]