21622388515

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{263}}^1\times {\mathrm{311}}^1$

素因数の和:689

約数の個数: 96

約数和(自身を含む): 33127750656

約数和(自身を除く): 11505362141

約数列:

[1, 5, 7, 13, 35, 49, 65, 83, 91, 245, 263, 311, 415, 455, 581, 637, 1079, 1315, 1555, 1841, 2177, 2905, 3185, 3419, 4043, 4067, 5395, 7553, 9205, 10885, 12887, 15239, 17095, 20215, 20335, 21829, 23933, 25813, 28301, 37765, 52871, 64435, 76195, 81793, 109145, 119665, 129065, 141505, 152803, 167531, 180691, 198107, 264355, 283777, 335569, 408965, 572551, 764015, 837655, 903455, 990535, 1063309, 1069621, 1264837, 1418885, 1677845, 1986439, 2348983, 2862755, 4007857, 5316545, 5348105, 6324185, 6788819, 7443163, 9932195, 11744915, 13905073, 16442881, 20039285, 33944095, 37215815, 47521733, 52102141, 69525365, 82214405, 88254647, 237608665, 260510705, 332652131, 441273235, 617782529, 1663260655, 3088912645, 4324477703, 21622388515]

約数ペア:

[(1, 21622388515), (5, 4324477703), (7, 3088912645), (13, 1663260655), (35, 617782529), (49, 441273235), (65, 332652131), (83, 260510705), (91, 237608665), (245, 88254647), (263, 82214405), (311, 69525365), (415, 52102141), (455, 47521733), (581, 37215815), (637, 33944095), (1079, 20039285), (1315, 16442881), (1555, 13905073), (1841, 11744915), (2177, 9932195), (2905, 7443163), (3185, 6788819), (3419, 6324185), (4043, 5348105), (4067, 5316545), (5395, 4007857), (7553, 2862755), (9205, 2348983), (10885, 1986439), (12887, 1677845), (15239, 1418885), (17095, 1264837), (20215, 1069621), (20335, 1063309), (21829, 990535), (23933, 903455), (25813, 837655), (28301, 764015), (37765, 572551), (52871, 408965), (64435, 335569), (76195, 283777), (81793, 264355), (109145, 198107), (119665, 180691), (129065, 167531), (141505, 152803)]