28321263

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{653}}^1$

素因数の和:799

約数の個数: 24

約数和(自身を含む): 42169920

約数和(自身を除く): 13848657

約数列:

[1, 3, 9, 61, 79, 183, 237, 549, 653, 711, 1959, 4819, 5877, 14457, 39833, 43371, 51587, 119499, 154761, 358497, 464283, 3146807, 9440421, 28321263]

約数ペア:

[(1, 28321263), (3, 9440421), (9, 3146807), (61, 464283), (79, 358497), (183, 154761), (237, 119499), (549, 51587), (653, 43371), (711, 39833), (1959, 14457), (4819, 5877)]