28933970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1699}}^1$

素因数の和:1850

約数の個数: 32

約数和(自身を含む): 56548800

約数和(自身を除く): 27614830

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 131, 262, 655, 1310, 1699, 1703, 3398, 3406, 8495, 8515, 16990, 17030, 22087, 44174, 110435, 220870, 222569, 445138, 1112845, 2225690, 2893397, 5786794, 14466985, 28933970]

約数ペア:

[(1, 28933970), (2, 14466985), (5, 5786794), (10, 2893397), (13, 2225690), (26, 1112845), (65, 445138), (130, 222569), (131, 220870), (262, 110435), (655, 44174), (1310, 22087), (1699, 17030), (1703, 16990), (3398, 8515), (3406, 8495)]