68724068

素因数分解:

$2^2\times 7^2\times {\mathrm{521}}^1\times {\mathrm{673}}^1$

素因数の和:1212

約数の個数: 36

約数和(自身を含む): 140379372

約数和(自身を除く): 71655304

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 521, 673, 1042, 1346, 2084, 2692, 3647, 4711, 7294, 9422, 14588, 18844, 25529, 32977, 51058, 65954, 102116, 131908, 350633, 701266, 1402532, 2454431, 4908862, 9817724, 17181017, 34362034, 68724068]

約数ペア:

[(1, 68724068), (2, 34362034), (4, 17181017), (7, 9817724), (14, 4908862), (28, 2454431), (49, 1402532), (98, 701266), (196, 350633), (521, 131908), (673, 102116), (1042, 65954), (1346, 51058), (2084, 32977), (2692, 25529), (3647, 18844), (4711, 14588), (7294, 9422)]