71405672

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{686593}}^1$

素因数の和:686612

約数の個数: 16

約数和(自身を含む): 144184740

約数和(自身を除く): 72779068

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 686593, 1373186, 2746372, 5492744, 8925709, 17851418, 35702836, 71405672]

約数ペア:

[(1, 71405672), (2, 35702836), (4, 17851418), (8, 8925709), (13, 5492744), (26, 2746372), (52, 1373186), (104, 686593)]