15740487

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:130

約数の個数: 80

約数和(自身を含む): 30108672

約数和(自身を除く): 14368185

約数列:

[1, 3, 7, 9, 17, 21, 23, 27, 51, 63, 69, 71, 81, 119, 153, 161, 189, 207, 213, 357, 391, 459, 483, 497, 567, 621, 639, 1071, 1173, 1207, 1377, 1449, 1491, 1633, 1863, 1917, 2737, 3213, 3519, 3621, 4347, 4473, 4899, 5751, 8211, 8449, 9639, 10557, 10863, 11431, 13041, 13419, 14697, 24633, 25347, 27761, 31671, 32589, 34293, 40257, 44091, 73899, 76041, 83283, 97767, 102879, 132273, 194327, 221697, 228123, 249849, 308637, 582981, 684369, 749547, 925911, 1748943, 2248641, 5246829, 15740487]

約数ペア:

[(1, 15740487), (3, 5246829), (7, 2248641), (9, 1748943), (17, 925911), (21, 749547), (23, 684369), (27, 582981), (51, 308637), (63, 249849), (69, 228123), (71, 221697), (81, 194327), (119, 132273), (153, 102879), (161, 97767), (189, 83283), (207, 76041), (213, 73899), (357, 44091), (391, 40257), (459, 34293), (483, 32589), (497, 31671), (567, 27761), (621, 25347), (639, 24633), (1071, 14697), (1173, 13419), (1207, 13041), (1377, 11431), (1449, 10863), (1491, 10557), (1633, 9639), (1863, 8449), (1917, 8211), (2737, 5751), (3213, 4899), (3519, 4473), (3621, 4347)]