260903006

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{353}}^1$

素因数の和:537

約数の個数: 64

約数和(自身を含む): 502419456

約数和(自身を除く): 241516450

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 131, 182, 217, 262, 353, 403, 434, 706, 806, 917, 1703, 1834, 2471, 2821, 3406, 4061, 4589, 4942, 5642, 8122, 9178, 10943, 11921, 21886, 23842, 28427, 32123, 46243, 52793, 56854, 64246, 76601, 92486, 105586, 142259, 153202, 284518, 323701, 369551, 601159, 647402, 739102, 995813, 1202318, 1433533, 1991626, 2867066, 4208113, 8416226, 10034731, 18635929, 20069462, 37271858, 130451503, 260903006]

約数ペア:

[(1, 260903006), (2, 130451503), (7, 37271858), (13, 20069462), (14, 18635929), (26, 10034731), (31, 8416226), (62, 4208113), (91, 2867066), (131, 1991626), (182, 1433533), (217, 1202318), (262, 995813), (353, 739102), (403, 647402), (434, 601159), (706, 369551), (806, 323701), (917, 284518), (1703, 153202), (1834, 142259), (2471, 105586), (2821, 92486), (3406, 76601), (4061, 64246), (4589, 56854), (4942, 52793), (5642, 46243), (8122, 32123), (9178, 28427), (10943, 23842), (11921, 21886)]