97777197

素因数分解:

$3^2\times 7^2\times {\mathrm{221717}}^1$

素因数の和:221737

約数の個数: 18

約数和(自身を含む): 164293038

約数和(自身を除く): 66515841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 221717, 665151, 1552019, 1995453, 4656057, 10864133, 13968171, 32592399, 97777197]

約数ペア:

[(1, 97777197), (3, 32592399), (7, 13968171), (9, 10864133), (21, 4656057), (49, 1995453), (63, 1552019), (147, 665151), (441, 221717)]