15391761

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2897}}^1$

素因数の和:2941

約数の個数: 32

約数和(自身を含む): 26707968

約数和(自身を除く): 11316207

約数列:

[1, 3, 7, 11, 21, 23, 33, 69, 77, 161, 231, 253, 483, 759, 1771, 2897, 5313, 8691, 20279, 31867, 60837, 66631, 95601, 199893, 223069, 466417, 669207, 732941, 1399251, 2198823, 5130587, 15391761]

約数ペア:

[(1, 15391761), (3, 5130587), (7, 2198823), (11, 1399251), (21, 732941), (23, 669207), (33, 466417), (69, 223069), (77, 199893), (161, 95601), (231, 66631), (253, 60837), (483, 31867), (759, 20279), (1771, 8691), (2897, 5313)]