28007896

素因数分解:

$2^3\times 7^1\times {\mathrm{331}}^1\times {\mathrm{1511}}^1$

素因数の和:1855

約数の個数: 32

約数和(自身を含む): 60238080

約数和(自身を除く): 32230184

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 331, 662, 1324, 1511, 2317, 2648, 3022, 4634, 6044, 9268, 10577, 12088, 18536, 21154, 42308, 84616, 500141, 1000282, 2000564, 3500987, 4001128, 7001974, 14003948, 28007896]

約数ペア:

[(1, 28007896), (2, 14003948), (4, 7001974), (7, 4001128), (8, 3500987), (14, 2000564), (28, 1000282), (56, 500141), (331, 84616), (662, 42308), (1324, 21154), (1511, 18536), (2317, 12088), (2648, 10577), (3022, 9268), (4634, 6044)]