291019391

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:375

約数の個数: 32

約数和(自身を含む): 338150400

約数和(自身を除く): 47131009

約数列:

[1, 13, 23, 67, 73, 199, 299, 871, 949, 1541, 1679, 2587, 4577, 4891, 13333, 14527, 20033, 21827, 59501, 63583, 112493, 173329, 188851, 306659, 334121, 973309, 1462409, 3986567, 4343573, 12653017, 22386107, 291019391]

約数ペア:

[(1, 291019391), (13, 22386107), (23, 12653017), (67, 4343573), (73, 3986567), (199, 1462409), (299, 973309), (871, 334121), (949, 306659), (1541, 188851), (1679, 173329), (2587, 112493), (4577, 63583), (4891, 59501), (13333, 21827), (14527, 20033)]