289995651

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{1021}}^1$

素因数の和:1208

約数の個数: 48

約数和(自身を含む): 484673280

約数和(自身を除く): 194677629

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 151, 171, 209, 453, 627, 1021, 1359, 1661, 1881, 2869, 3063, 4983, 8607, 9189, 11231, 14949, 19399, 25821, 31559, 33693, 58197, 94677, 101079, 154171, 174591, 213389, 284031, 462513, 640167, 1387539, 1695881, 1920501, 2929249, 5087643, 8787747, 15262929, 26363241, 32221739, 96665217, 289995651]

約数ペア:

[(1, 289995651), (3, 96665217), (9, 32221739), (11, 26363241), (19, 15262929), (33, 8787747), (57, 5087643), (99, 2929249), (151, 1920501), (171, 1695881), (209, 1387539), (453, 640167), (627, 462513), (1021, 284031), (1359, 213389), (1661, 174591), (1881, 154171), (2869, 101079), (3063, 94677), (4983, 58197), (8607, 33693), (9189, 31559), (11231, 25821), (14949, 19399)]