3219741

素因数分解:

$3^2\times 7^4\times {\mathrm{149}}^1$

素因数の和:183

約数の個数: 30

約数和(自身を含む): 5461950

約数和(自身を除く): 2242209

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 149, 343, 441, 447, 1029, 1043, 1341, 2401, 3087, 3129, 7203, 7301, 9387, 21609, 21903, 51107, 65709, 153321, 357749, 459963, 1073247, 3219741]

約数ペア:

[(1, 3219741), (3, 1073247), (7, 459963), (9, 357749), (21, 153321), (49, 65709), (63, 51107), (147, 21903), (149, 21609), (343, 9387), (441, 7301), (447, 7203), (1029, 3129), (1043, 3087), (1341, 2401)]