28977984021

素因数分解:

$3^1\times 7^2\times {\mathrm{24793}}^1\times {\mathrm{7951}}^1$

素因数の和:32761

約数の個数: 24

約数和(自身を含む): 44952910464

約数和(自身を除く): 15974926443

約数列:

[1, 3, 7, 21, 49, 147, 7951, 23853, 24793, 55657, 74379, 166971, 173551, 389599, 520653, 1168797, 1214857, 3644571, 197129143, 591387429, 1379904001, 4139712003, 9659328007, 28977984021]

約数ペア:

[(1, 28977984021), (3, 9659328007), (7, 4139712003), (21, 1379904001), (49, 591387429), (147, 197129143), (7951, 3644571), (23853, 1214857), (24793, 1168797), (55657, 520653), (74379, 389599), (166971, 173551)]