219325432

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{409}}^1\times {\mathrm{3943}}^1$

素因数の和:4375

約数の個数: 32

約数和(自身を含む): 436600800

約数和(自身を除く): 217275368

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 409, 818, 1636, 3272, 3943, 6953, 7886, 13906, 15772, 27812, 31544, 55624, 67031, 134062, 268124, 536248, 1612687, 3225374, 6450748, 12901496, 27415679, 54831358, 109662716, 219325432]

約数ペア:

[(1, 219325432), (2, 109662716), (4, 54831358), (8, 27415679), (17, 12901496), (34, 6450748), (68, 3225374), (136, 1612687), (409, 536248), (818, 268124), (1636, 134062), (3272, 67031), (3943, 55624), (6953, 31544), (7886, 27812), (13906, 15772)]