1399681521

素因数分解:

$3^2\times 7^2\times {\mathrm{601}}^1\times {\mathrm{5281}}^1$

素因数の和:5902

約数の個数: 36

約数和(自身を含む): 2356205124

約数和(自身を除く): 956523603

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 601, 1803, 4207, 5281, 5409, 12621, 15843, 29449, 36967, 37863, 47529, 88347, 110901, 258769, 265041, 332703, 776307, 2328921, 3173881, 9521643, 22217167, 28564929, 66651501, 155520169, 199954503, 466560507, 1399681521]

約数ペア:

[(1, 1399681521), (3, 466560507), (7, 199954503), (9, 155520169), (21, 66651501), (49, 28564929), (63, 22217167), (147, 9521643), (441, 3173881), (601, 2328921), (1803, 776307), (4207, 332703), (5281, 265041), (5409, 258769), (12621, 110901), (15843, 88347), (29449, 47529), (36967, 37863)]