290804553

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{101}}^1\times {\mathrm{631}}^1$

素因数の和:767

約数の個数: 48

約数和(自身を含む): 471876480

約数和(自身を除く): 181071927

約数列:

[1, 3, 9, 13, 27, 39, 101, 117, 169, 303, 351, 507, 631, 909, 1313, 1521, 1893, 2727, 3939, 4563, 5679, 8203, 11817, 17037, 17069, 24609, 35451, 51207, 63731, 73827, 106639, 153621, 191193, 221481, 319917, 460863, 573579, 828503, 959751, 1720737, 2485509, 2879253, 7456527, 10770539, 22369581, 32311617, 96934851, 290804553]

約数ペア:

[(1, 290804553), (3, 96934851), (9, 32311617), (13, 22369581), (27, 10770539), (39, 7456527), (101, 2879253), (117, 2485509), (169, 1720737), (303, 959751), (351, 828503), (507, 573579), (631, 460863), (909, 319917), (1313, 221481), (1521, 191193), (1893, 153621), (2727, 106639), (3939, 73827), (4563, 63731), (5679, 51207), (8203, 35451), (11817, 24609), (17037, 17069)]