207860931

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{233}}^1$

素因数の和:345

約数の個数: 64

約数和(自身を含む): 341452800

約数和(自身を除く): 133591869

約数列:

[1, 3, 9, 19, 27, 37, 47, 57, 111, 141, 171, 233, 333, 423, 513, 699, 703, 893, 999, 1269, 1739, 2097, 2109, 2679, 4427, 5217, 6291, 6327, 8037, 8621, 10951, 13281, 15651, 18981, 24111, 25863, 32853, 33041, 39843, 46953, 77589, 98559, 99123, 119529, 163799, 208069, 232767, 295677, 297369, 405187, 491397, 624207, 892107, 1215561, 1474191, 1872621, 3646683, 4422573, 5617863, 7698553, 10940049, 23095659, 69286977, 207860931]

約数ペア:

[(1, 207860931), (3, 69286977), (9, 23095659), (19, 10940049), (27, 7698553), (37, 5617863), (47, 4422573), (57, 3646683), (111, 1872621), (141, 1474191), (171, 1215561), (233, 892107), (333, 624207), (423, 491397), (513, 405187), (699, 297369), (703, 295677), (893, 232767), (999, 208069), (1269, 163799), (1739, 119529), (2097, 99123), (2109, 98559), (2679, 77589), (4427, 46953), (5217, 39843), (6291, 33041), (6327, 32853), (8037, 25863), (8621, 24111), (10951, 18981), (13281, 15651)]