27942453

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{661}}^1$

素因数の和:746

約数の個数: 48

約数和(自身を含む): 51222912

約数和(自身を除く): 23280459

約数列:

[1, 3, 7, 9, 11, 21, 33, 61, 63, 77, 99, 183, 231, 427, 549, 661, 671, 693, 1281, 1983, 2013, 3843, 4627, 4697, 5949, 6039, 7271, 13881, 14091, 21813, 40321, 41643, 42273, 50897, 65439, 120963, 152691, 282247, 362889, 443531, 458073, 846741, 1330593, 2540223, 3104717, 3991779, 9314151, 27942453]

約数ペア:

[(1, 27942453), (3, 9314151), (7, 3991779), (9, 3104717), (11, 2540223), (21, 1330593), (33, 846741), (61, 458073), (63, 443531), (77, 362889), (99, 282247), (183, 152691), (231, 120963), (427, 65439), (549, 50897), (661, 42273), (671, 41643), (693, 40321), (1281, 21813), (1983, 14091), (2013, 13881), (3843, 7271), (4627, 6039), (4697, 5949)]