405156928

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{1367}}^1$

素因数の和:1811

約数の個数: 56

約数和(自身を含む): 879799104

約数和(自身を除く): 474642176

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 176, 352, 421, 704, 842, 1367, 1684, 2734, 3368, 4631, 5468, 6736, 9262, 10936, 13472, 15037, 18524, 21872, 26944, 30074, 37048, 43744, 60148, 74096, 87488, 120296, 148192, 240592, 296384, 481184, 575507, 962368, 1151014, 2302028, 4604056, 6330577, 9208112, 12661154, 18416224, 25322308, 36832448, 50644616, 101289232, 202578464, 405156928]

約数ペア:

[(1, 405156928), (2, 202578464), (4, 101289232), (8, 50644616), (11, 36832448), (16, 25322308), (22, 18416224), (32, 12661154), (44, 9208112), (64, 6330577), (88, 4604056), (176, 2302028), (352, 1151014), (421, 962368), (704, 575507), (842, 481184), (1367, 296384), (1684, 240592), (2734, 148192), (3368, 120296), (4631, 87488), (5468, 74096), (6736, 60148), (9262, 43744), (10936, 37048), (13472, 30074), (15037, 26944), (18524, 21872)]