161899257

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{3329}}^1$

素因数の和:3417

約数の個数: 32

約数和(自身を含む): 246153600

約数和(自身を除く): 84254343

約数列:

[1, 3, 13, 29, 39, 43, 87, 129, 377, 559, 1131, 1247, 1677, 3329, 3741, 9987, 16211, 43277, 48633, 96541, 129831, 143147, 289623, 429441, 1255033, 1860911, 3765099, 4151263, 5582733, 12453789, 53966419, 161899257]

約数ペア:

[(1, 161899257), (3, 53966419), (13, 12453789), (29, 5582733), (39, 4151263), (43, 3765099), (87, 1860911), (129, 1255033), (377, 429441), (559, 289623), (1131, 143147), (1247, 129831), (1677, 96541), (3329, 48633), (3741, 43277), (9987, 16211)]