2015896905

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{431}}^1\times {\mathrm{859}}^1$

素因数の和:1323

約数の個数: 72

約数和(自身を含む): 3854148480

約数和(自身を除く): 1838251575

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 121, 165, 363, 431, 495, 605, 859, 1089, 1293, 1815, 2155, 2577, 3879, 4295, 4741, 5445, 6465, 7731, 9449, 12885, 14223, 19395, 23705, 28347, 38655, 42669, 47245, 52151, 71115, 85041, 103939, 141735, 156453, 213345, 260755, 311817, 370229, 425205, 469359, 519695, 782265, 935451, 1110687, 1559085, 1851145, 2346795, 3332061, 4072519, 4677255, 5553435, 12217557, 16660305, 20362595, 36652671, 44797709, 61087785, 134393127, 183263355, 223988545, 403179381, 671965635, 2015896905]

約数ペア:

[(1, 2015896905), (3, 671965635), (5, 403179381), (9, 223988545), (11, 183263355), (15, 134393127), (33, 61087785), (45, 44797709), (55, 36652671), (99, 20362595), (121, 16660305), (165, 12217557), (363, 5553435), (431, 4677255), (495, 4072519), (605, 3332061), (859, 2346795), (1089, 1851145), (1293, 1559085), (1815, 1110687), (2155, 935451), (2577, 782265), (3879, 519695), (4295, 469359), (4741, 425205), (5445, 370229), (6465, 311817), (7731, 260755), (9449, 213345), (12885, 156453), (14223, 141735), (19395, 103939), (23705, 85041), (28347, 71115), (38655, 52151), (42669, 47245)]