217698536

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{16603}}^1$

素因数の和:16769

約数の個数: 32

約数和(自身を含む): 448308000

約数和(自身を除く): 230609464

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 149, 298, 596, 1192, 1639, 3278, 6556, 13112, 16603, 33206, 66412, 132824, 182633, 365266, 730532, 1461064, 2473847, 4947694, 9895388, 19790776, 27212317, 54424634, 108849268, 217698536]

約数ペア:

[(1, 217698536), (2, 108849268), (4, 54424634), (8, 27212317), (11, 19790776), (22, 9895388), (44, 4947694), (88, 2473847), (149, 1461064), (298, 730532), (596, 365266), (1192, 182633), (1639, 132824), (3278, 66412), (6556, 33206), (13112, 16603)]