78794865

素因数分解:

$3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{12781}}^1$

素因数の和:12929

約数の個数: 24

約数和(自身を含む): 137585448

約数和(自身を除く): 58790583

約数列:

[1, 3, 5, 9, 15, 45, 137, 411, 685, 1233, 2055, 6165, 12781, 38343, 63905, 115029, 191715, 575145, 1750997, 5252991, 8754985, 15758973, 26264955, 78794865]

約数ペア:

[(1, 78794865), (3, 26264955), (5, 15758973), (9, 8754985), (15, 5252991), (45, 1750997), (137, 575145), (411, 191715), (685, 115029), (1233, 63905), (2055, 38343), (6165, 12781)]