209439558

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{684443}}^1$

素因数の和:684468

約数の個数: 24

約数和(自身を含む): 480479688

約数和(自身を除く): 271040130

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 684443, 1368886, 2053329, 4106658, 6159987, 11635531, 12319974, 23271062, 34906593, 69813186, 104719779, 209439558]

約数ペア:

[(1, 209439558), (2, 104719779), (3, 69813186), (6, 34906593), (9, 23271062), (17, 12319974), (18, 11635531), (34, 6159987), (51, 4106658), (102, 2053329), (153, 1368886), (306, 684443)]