30661821

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{12211}}^1$

素因数の和:12254

約数の個数: 20

約数和(自身を含む): 47284864

約数和(自身を除く): 16623043

約数列:

[1, 3, 9, 27, 31, 81, 93, 279, 837, 2511, 12211, 36633, 109899, 329697, 378541, 989091, 1135623, 3406869, 10220607, 30661821]

約数ペア:

[(1, 30661821), (3, 10220607), (9, 3406869), (27, 1135623), (31, 989091), (81, 378541), (93, 329697), (279, 109899), (837, 36633), (2511, 12211)]