247880402

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{379}}^1$

素因数の和:567

約数の個数: 64

約数和(自身を含む): 483287040

約数和(自身を除く): 235406638

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 137, 154, 217, 274, 341, 379, 434, 682, 758, 959, 1507, 1918, 2387, 2653, 3014, 4169, 4247, 4774, 5306, 8338, 8494, 10549, 11749, 21098, 23498, 29183, 29729, 46717, 51923, 58366, 59458, 82243, 93434, 103846, 129239, 164486, 258478, 327019, 363461, 571153, 654038, 726922, 904673, 1142306, 1609613, 1809346, 3219226, 3998071, 7996142, 11267291, 17705743, 22534582, 35411486, 123940201, 247880402]

約数ペア:

[(1, 247880402), (2, 123940201), (7, 35411486), (11, 22534582), (14, 17705743), (22, 11267291), (31, 7996142), (62, 3998071), (77, 3219226), (137, 1809346), (154, 1609613), (217, 1142306), (274, 904673), (341, 726922), (379, 654038), (434, 571153), (682, 363461), (758, 327019), (959, 258478), (1507, 164486), (1918, 129239), (2387, 103846), (2653, 93434), (3014, 82243), (4169, 59458), (4247, 58366), (4774, 51923), (5306, 46717), (8338, 29729), (8494, 29183), (10549, 23498), (11749, 21098)]