28798353

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{229}}^1$

素因数の和:481

約数の個数: 24

約数和(自身を含む): 42517800

約数和(自身を除く): 13719447

約数列:

[1, 3, 9, 89, 157, 229, 267, 471, 687, 801, 1413, 2061, 13973, 20381, 35953, 41919, 61143, 107859, 125757, 183429, 323577, 3199817, 9599451, 28798353]

約数ペア:

[(1, 28798353), (3, 9599451), (9, 3199817), (89, 323577), (157, 183429), (229, 125757), (267, 107859), (471, 61143), (687, 41919), (801, 35953), (1413, 20381), (2061, 13973)]