25897977

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 45497088

約数和(自身を除く): 19599111

約数列:

[1, 3, 7, 9, 21, 23, 61, 63, 69, 161, 183, 207, 293, 427, 483, 549, 879, 1281, 1403, 1449, 2051, 2637, 3843, 4209, 6153, 6739, 9821, 12627, 17873, 18459, 20217, 29463, 47173, 53619, 60651, 88389, 125111, 141519, 160857, 375333, 411079, 424557, 1125999, 1233237, 2877553, 3699711, 8632659, 25897977]

約数ペア:

[(1, 25897977), (3, 8632659), (7, 3699711), (9, 2877553), (21, 1233237), (23, 1125999), (61, 424557), (63, 411079), (69, 375333), (161, 160857), (183, 141519), (207, 125111), (293, 88389), (427, 60651), (483, 53619), (549, 47173), (879, 29463), (1281, 20217), (1403, 18459), (1449, 17873), (2051, 12627), (2637, 9821), (3843, 6739), (4209, 6153)]