688922858

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{367}}^1$

素因数の和:567

約数の個数: 64

約数和(自身を含む): 1228566528

約数和(自身を除く): 539643670

約数列:

[1, 2, 13, 17, 26, 31, 34, 62, 137, 221, 274, 367, 403, 442, 527, 734, 806, 1054, 1781, 2329, 3562, 4247, 4658, 4771, 6239, 6851, 8494, 9542, 11377, 12478, 13702, 22754, 30277, 50279, 55211, 60554, 72199, 81107, 100558, 110422, 144398, 147901, 162214, 193409, 295802, 386818, 653627, 854743, 938587, 1307254, 1558649, 1709486, 1877174, 2514317, 3117298, 5028634, 11111659, 20262437, 22223318, 26497033, 40524874, 52994066, 344461429, 688922858]

約数ペア:

[(1, 688922858), (2, 344461429), (13, 52994066), (17, 40524874), (26, 26497033), (31, 22223318), (34, 20262437), (62, 11111659), (137, 5028634), (221, 3117298), (274, 2514317), (367, 1877174), (403, 1709486), (442, 1558649), (527, 1307254), (734, 938587), (806, 854743), (1054, 653627), (1781, 386818), (2329, 295802), (3562, 193409), (4247, 162214), (4658, 147901), (4771, 144398), (6239, 110422), (6851, 100558), (8494, 81107), (9542, 72199), (11377, 60554), (12478, 55211), (13702, 50279), (22754, 30277)]