7140819

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1567}}^1$

素因数の和:1615

約数の個数: 24

約数和(自身を含む): 11440128

約数和(自身を除く): 4299309

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 217, 651, 1519, 1567, 4557, 4701, 10969, 32907, 48577, 76783, 145731, 230349, 340039, 1020117, 2380273, 7140819]

約数ペア:

[(1, 7140819), (3, 2380273), (7, 1020117), (21, 340039), (31, 230349), (49, 145731), (93, 76783), (147, 48577), (217, 32907), (651, 10969), (1519, 4701), (1567, 4557)]