989800965

素因数分解:

$3^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{17333}}^1$

素因数の和:17400

約数の個数: 48

約数和(自身を含む): 1817157888

約数和(自身を除く): 827356923

約数列:

[1, 3, 5, 9, 15, 27, 45, 47, 81, 135, 141, 235, 243, 405, 423, 705, 1215, 1269, 2115, 3807, 6345, 11421, 17333, 19035, 51999, 57105, 86665, 155997, 259995, 467991, 779985, 814651, 1403973, 2339955, 2443953, 4073255, 4211919, 7019865, 7331859, 12219765, 21059595, 21995577, 36659295, 65986731, 109977885, 197960193, 329933655, 989800965]

約数ペア:

[(1, 989800965), (3, 329933655), (5, 197960193), (9, 109977885), (15, 65986731), (27, 36659295), (45, 21995577), (47, 21059595), (81, 12219765), (135, 7331859), (141, 7019865), (235, 4211919), (243, 4073255), (405, 2443953), (423, 2339955), (705, 1403973), (1215, 814651), (1269, 779985), (2115, 467991), (3807, 259995), (6345, 155997), (11421, 86665), (17333, 57105), (19035, 51999)]