13119867

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{571}}^1$

素因数の和:640

約数の個数: 32

約数和(自身を含む): 20866560

約数和(自身を除く): 7746693

約数列:

[1, 3, 9, 23, 27, 37, 69, 111, 207, 333, 571, 621, 851, 999, 1713, 2553, 5139, 7659, 13133, 15417, 21127, 22977, 39399, 63381, 118197, 190143, 354591, 485921, 570429, 1457763, 4373289, 13119867]

約数ペア:

[(1, 13119867), (3, 4373289), (9, 1457763), (23, 570429), (27, 485921), (37, 354591), (69, 190143), (111, 118197), (207, 63381), (333, 39399), (571, 22977), (621, 21127), (851, 15417), (999, 13133), (1713, 7659), (2553, 5139)]