138981402

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{10709}}^1$

素因数の和:10827

約数の個数: 48

約数和(自身を含む): 347518080

約数和(自身を除く): 208536678

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 103, 126, 206, 309, 618, 721, 927, 1442, 1854, 2163, 4326, 6489, 10709, 12978, 21418, 32127, 64254, 74963, 96381, 149926, 192762, 224889, 449778, 674667, 1103027, 1349334, 2206054, 3309081, 6618162, 7721189, 9927243, 15442378, 19854486, 23163567, 46327134, 69490701, 138981402]

約数ペア:

[(1, 138981402), (2, 69490701), (3, 46327134), (6, 23163567), (7, 19854486), (9, 15442378), (14, 9927243), (18, 7721189), (21, 6618162), (42, 3309081), (63, 2206054), (103, 1349334), (126, 1103027), (206, 674667), (309, 449778), (618, 224889), (721, 192762), (927, 149926), (1442, 96381), (1854, 74963), (2163, 64254), (4326, 32127), (6489, 21418), (10709, 12978)]