51028515

素因数分解:

$3^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1979}}^1$

素因数の和:2184

約数の個数: 32

約数和(自身を含む): 91238400

約数和(自身を除く): 40209885

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 191, 573, 955, 1719, 1979, 2865, 5157, 5937, 8595, 9895, 17811, 25785, 29685, 53433, 89055, 267165, 377989, 1133967, 1889945, 3401901, 5669835, 10205703, 17009505, 51028515]

約数ペア:

[(1, 51028515), (3, 17009505), (5, 10205703), (9, 5669835), (15, 3401901), (27, 1889945), (45, 1133967), (135, 377989), (191, 267165), (573, 89055), (955, 53433), (1719, 29685), (1979, 25785), (2865, 17811), (5157, 9895), (5937, 8595)]