289108479

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{2579}}^1$

素因数の和:2715

約数の個数: 32

約数和(自身を含む): 435916800

約数和(自身を除く): 146808321

約数列:

[1, 3, 11, 33, 43, 79, 129, 237, 473, 869, 1419, 2579, 2607, 3397, 7737, 10191, 28369, 37367, 85107, 110897, 112101, 203741, 332691, 611223, 1219867, 2241151, 3659601, 6723453, 8760863, 26282589, 96369493, 289108479]

約数ペア:

[(1, 289108479), (3, 96369493), (11, 26282589), (33, 8760863), (43, 6723453), (79, 3659601), (129, 2241151), (237, 1219867), (473, 611223), (869, 332691), (1419, 203741), (2579, 112101), (2607, 110897), (3397, 85107), (7737, 37367), (10191, 28369)]