123409874

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:267

約数の個数: 48

約数和(自身を含む): 223679232

約数和(自身を除く): 100269358

約数列:

[1, 2, 7, 14, 37, 47, 74, 94, 137, 259, 274, 329, 518, 658, 959, 1369, 1739, 1918, 2738, 3478, 5069, 6439, 9583, 10138, 12173, 12878, 19166, 24346, 35483, 45073, 64343, 70966, 90146, 128686, 187553, 238243, 375106, 450401, 476486, 900802, 1312871, 1667701, 2625742, 3335402, 8814991, 17629982, 61704937, 123409874]

約数ペア:

[(1, 123409874), (2, 61704937), (7, 17629982), (14, 8814991), (37, 3335402), (47, 2625742), (74, 1667701), (94, 1312871), (137, 900802), (259, 476486), (274, 450401), (329, 375106), (518, 238243), (658, 187553), (959, 128686), (1369, 90146), (1739, 70966), (1918, 64343), (2738, 45073), (3478, 35483), (5069, 24346), (6439, 19166), (9583, 12878), (10138, 12173)]