138988954

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{3469}}^1$

素因数の和:3574

約数の個数: 32

約数和(自身を含む): 237847680

約数和(自身を除く): 98858726

約数列:

[1, 2, 13, 23, 26, 46, 67, 134, 299, 598, 871, 1541, 1742, 3082, 3469, 6938, 20033, 40066, 45097, 79787, 90194, 159574, 232423, 464846, 1037231, 2074462, 3021499, 5345729, 6042998, 10691458, 69494477, 138988954]

約数ペア:

[(1, 138988954), (2, 69494477), (13, 10691458), (23, 6042998), (26, 5345729), (46, 3021499), (67, 2074462), (134, 1037231), (299, 464846), (598, 232423), (871, 159574), (1541, 90194), (1742, 79787), (3082, 45097), (3469, 40066), (6938, 20033)]