213687108

素因数分解:

$2^2\times 3^2\times {\mathrm{521}}^1\times {\mathrm{11393}}^1$

素因数の和:11924

約数の個数: 36

約数和(自身を含む): 541237788

約数和(自身を除く): 327550680

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 521, 1042, 1563, 2084, 3126, 4689, 6252, 9378, 11393, 18756, 22786, 34179, 45572, 68358, 102537, 136716, 205074, 410148, 5935753, 11871506, 17807259, 23743012, 35614518, 53421777, 71229036, 106843554, 213687108]

約数ペア:

[(1, 213687108), (2, 106843554), (3, 71229036), (4, 53421777), (6, 35614518), (9, 23743012), (12, 17807259), (18, 11871506), (36, 5935753), (521, 410148), (1042, 205074), (1563, 136716), (2084, 102537), (3126, 68358), (4689, 45572), (6252, 34179), (9378, 22786), (11393, 18756)]