1388867090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10683593}}^1$

素因数の和:10683613

約数の個数: 16

約数和(自身を含む): 2692265688

約数和(自身を除く): 1303398598

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 10683593, 21367186, 53417965, 106835930, 138886709, 277773418, 694433545, 1388867090]

約数ペア:

[(1, 1388867090), (2, 694433545), (5, 277773418), (10, 138886709), (13, 106835930), (26, 53417965), (65, 21367186), (130, 10683593)]