211227273

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{443}}^1\times {\mathrm{1709}}^1$

素因数の和:2189

約数の個数: 24

約数和(自身を含む): 315843840

約数和(自身を除く): 104616567

約数列:

[1, 3, 9, 31, 93, 279, 443, 1329, 1709, 3987, 5127, 13733, 15381, 41199, 52979, 123597, 158937, 476811, 757087, 2271261, 6813783, 23469697, 70409091, 211227273]

約数ペア:

[(1, 211227273), (3, 70409091), (9, 23469697), (31, 6813783), (93, 2271261), (279, 757087), (443, 476811), (1329, 158937), (1709, 123597), (3987, 52979), (5127, 41199), (13733, 15381)]