81456777

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{6451}}^1$

素因数の和:6541

約数の個数: 24

約数和(自身を含む): 124807488

約数和(自身を除く): 43350711

約数列:

[1, 3, 9, 23, 61, 69, 183, 207, 549, 1403, 4209, 6451, 12627, 19353, 58059, 148373, 393511, 445119, 1180533, 1335357, 3541599, 9050753, 27152259, 81456777]

約数ペア:

[(1, 81456777), (3, 27152259), (9, 9050753), (23, 3541599), (61, 1335357), (69, 1180533), (183, 445119), (207, 393511), (549, 148373), (1403, 58059), (4209, 19353), (6451, 12627)]