1388971935

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^2\times {\mathrm{157}}^1$

素因数の和:326

約数の個数: 96

約数和(自身を含む): 2714389440

約数和(自身を除く): 1325417505

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 71, 117, 135, 157, 195, 213, 351, 355, 471, 585, 639, 785, 923, 1065, 1413, 1755, 1917, 2041, 2355, 2769, 3195, 4239, 4615, 5041, 6123, 7065, 8307, 9585, 10205, 11147, 13845, 15123, 18369, 21195, 24921, 25205, 30615, 33441, 41535, 45369, 55107, 55735, 65533, 75615, 91845, 100323, 124605, 136107, 144911, 167205, 196599, 226845, 275535, 300969, 327665, 434733, 501615, 589797, 680535, 724555, 791437, 982995, 1304199, 1504845, 1769391, 2173665, 2374311, 2948985, 3912597, 3957185, 6520995, 7122933, 8846955, 10288681, 11871555, 19562985, 21368799, 30866043, 35614665, 51443405, 92598129, 106843995, 154330215, 277794387, 462990645, 1388971935]

約数ペア:

[(1, 1388971935), (3, 462990645), (5, 277794387), (9, 154330215), (13, 106843995), (15, 92598129), (27, 51443405), (39, 35614665), (45, 30866043), (65, 21368799), (71, 19562985), (117, 11871555), (135, 10288681), (157, 8846955), (195, 7122933), (213, 6520995), (351, 3957185), (355, 3912597), (471, 2948985), (585, 2374311), (639, 2173665), (785, 1769391), (923, 1504845), (1065, 1304199), (1413, 982995), (1755, 791437), (1917, 724555), (2041, 680535), (2355, 589797), (2769, 501615), (3195, 434733), (4239, 327665), (4615, 300969), (5041, 275535), (6123, 226845), (7065, 196599), (8307, 167205), (9585, 144911), (10205, 136107), (11147, 124605), (13845, 100323), (15123, 91845), (18369, 75615), (21195, 65533), (24921, 55735), (25205, 55107), (30615, 45369), (33441, 41535)]