142938334

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{379}}^1$

素因数の和:509

約数の個数: 64

約数和(自身を含む): 280166400

約数和(自身を除く): 137228066

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 79, 154, 158, 217, 341, 379, 434, 553, 682, 758, 869, 1106, 1738, 2387, 2449, 2653, 4169, 4774, 4898, 5306, 6083, 8338, 11749, 12166, 17143, 23498, 26939, 29183, 29941, 34286, 53878, 58366, 59882, 82243, 129239, 164486, 188573, 209587, 258478, 329351, 377146, 419174, 658702, 904673, 928171, 1809346, 1856342, 2305457, 4610914, 6497197, 10209881, 12994394, 20419762, 71469167, 142938334]

約数ペア:

[(1, 142938334), (2, 71469167), (7, 20419762), (11, 12994394), (14, 10209881), (22, 6497197), (31, 4610914), (62, 2305457), (77, 1856342), (79, 1809346), (154, 928171), (158, 904673), (217, 658702), (341, 419174), (379, 377146), (434, 329351), (553, 258478), (682, 209587), (758, 188573), (869, 164486), (1106, 129239), (1738, 82243), (2387, 59882), (2449, 58366), (2653, 53878), (4169, 34286), (4774, 29941), (4898, 29183), (5306, 26939), (6083, 23498), (8338, 17143), (11749, 12166)]