215486456

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{317}}^1\times {\mathrm{2741}}^1$

素因数の和:3095

約数の個数: 32

約数和(自身を含む): 418538880

約数和(自身を除く): 203052424

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 317, 634, 1268, 2536, 2741, 5482, 9827, 10964, 19654, 21928, 39308, 78616, 84971, 169942, 339884, 679768, 868897, 1737794, 3475588, 6951176, 26935807, 53871614, 107743228, 215486456]

約数ペア:

[(1, 215486456), (2, 107743228), (4, 53871614), (8, 26935807), (31, 6951176), (62, 3475588), (124, 1737794), (248, 868897), (317, 679768), (634, 339884), (1268, 169942), (2536, 84971), (2741, 78616), (5482, 39308), (9827, 21928), (10964, 19654)]