210399777

素因数分解:

$3^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{10151}}^1$

素因数の和:10218

約数の個数: 36

約数和(自身を含む): 361086336

約数和(自身を除く): 150686559

約数列:

[1, 3, 7, 9, 21, 47, 49, 63, 141, 147, 329, 423, 441, 987, 2303, 2961, 6909, 10151, 20727, 30453, 71057, 91359, 213171, 477097, 497399, 639513, 1431291, 1492197, 3339679, 4293873, 4476591, 10019037, 23377753, 30057111, 70133259, 210399777]

約数ペア:

[(1, 210399777), (3, 70133259), (7, 30057111), (9, 23377753), (21, 10019037), (47, 4476591), (49, 4293873), (63, 3339679), (141, 1492197), (147, 1431291), (329, 639513), (423, 497399), (441, 477097), (987, 213171), (2303, 91359), (2961, 71057), (6909, 30453), (10151, 20727)]