861677824

素因数分解:

$2^8\times 7^1\times {\mathrm{257}}^1\times {\mathrm{1871}}^1$

素因数の和:2151

約数の個数: 72

約数和(自身を含む): 1974405888

約数和(自身を除く): 1112728064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 257, 448, 514, 896, 1028, 1792, 1799, 1871, 2056, 3598, 3742, 4112, 7196, 7484, 8224, 13097, 14392, 14968, 16448, 26194, 28784, 29936, 32896, 52388, 57568, 59872, 65792, 104776, 115136, 119744, 209552, 230272, 239488, 419104, 460544, 478976, 480847, 838208, 961694, 1676416, 1923388, 3352832, 3365929, 3846776, 6731858, 7693552, 13463716, 15387104, 26927432, 30774208, 53854864, 61548416, 107709728, 123096832, 215419456, 430838912, 861677824]

約数ペア:

[(1, 861677824), (2, 430838912), (4, 215419456), (7, 123096832), (8, 107709728), (14, 61548416), (16, 53854864), (28, 30774208), (32, 26927432), (56, 15387104), (64, 13463716), (112, 7693552), (128, 6731858), (224, 3846776), (256, 3365929), (257, 3352832), (448, 1923388), (514, 1676416), (896, 961694), (1028, 838208), (1792, 480847), (1799, 478976), (1871, 460544), (2056, 419104), (3598, 239488), (3742, 230272), (4112, 209552), (7196, 119744), (7484, 115136), (8224, 104776), (13097, 65792), (14392, 59872), (14968, 57568), (16448, 52388), (26194, 32896), (28784, 29936)]