391955844

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{4666141}}^1$

素因数の和:4666155

約数の個数: 24

約数和(自身を含む): 1045215808

約数和(自身を除く): 653259964

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 4666141, 9332282, 13998423, 18664564, 27996846, 32662987, 55993692, 65325974, 97988961, 130651948, 195977922, 391955844]

約数ペア:

[(1, 391955844), (2, 195977922), (3, 130651948), (4, 97988961), (6, 65325974), (7, 55993692), (12, 32662987), (14, 27996846), (21, 18664564), (28, 13998423), (42, 9332282), (84, 4666141)]