218565518476

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{1621}}^1\times {\mathrm{7937}}^1$

素因数の和:9730

約数の個数: 48

約数和(自身を含む): 398005477632

約数和(自身を除く): 179439959156

約数列:

[1, 2, 4, 31, 62, 124, 137, 274, 548, 1621, 3242, 4247, 6484, 7937, 8494, 15874, 16988, 31748, 50251, 100502, 201004, 222077, 246047, 444154, 492094, 888308, 984188, 1087369, 2174738, 4349476, 6884387, 12865877, 13768774, 25731754, 27537548, 33708439, 51463508, 67416878, 134833756, 398842187, 797684374, 1595368748, 1762625149, 3525250298, 7050500596, 54641379619, 109282759238, 218565518476]

約数ペア:

[(1, 218565518476), (2, 109282759238), (4, 54641379619), (31, 7050500596), (62, 3525250298), (124, 1762625149), (137, 1595368748), (274, 797684374), (548, 398842187), (1621, 134833756), (3242, 67416878), (4247, 51463508), (6484, 33708439), (7937, 27537548), (8494, 25731754), (15874, 13768774), (16988, 12865877), (31748, 6884387), (50251, 4349476), (100502, 2174738), (201004, 1087369), (222077, 984188), (246047, 888308), (444154, 492094)]