247483431

素因数分解:

$3^4\times {\mathrm{13}}^2\times {\mathrm{101}}^1\times {\mathrm{179}}^1$

素因数の和:318

約数の個数: 60

約数和(自身を含む): 406545480

約数和(自身を除く): 159062049

約数列:

[1, 3, 9, 13, 27, 39, 81, 101, 117, 169, 179, 303, 351, 507, 537, 909, 1053, 1313, 1521, 1611, 2327, 2727, 3939, 4563, 4833, 6981, 8181, 11817, 13689, 14499, 17069, 18079, 20943, 30251, 35451, 51207, 54237, 62829, 90753, 106353, 153621, 162711, 188487, 235027, 272259, 460863, 488133, 705081, 816777, 1382589, 1464399, 2115243, 2450331, 3055351, 6345729, 9166053, 19037187, 27498159, 82494477, 247483431]

約数ペア:

[(1, 247483431), (3, 82494477), (9, 27498159), (13, 19037187), (27, 9166053), (39, 6345729), (81, 3055351), (101, 2450331), (117, 2115243), (169, 1464399), (179, 1382589), (303, 816777), (351, 705081), (507, 488133), (537, 460863), (909, 272259), (1053, 235027), (1313, 188487), (1521, 162711), (1611, 153621), (2327, 106353), (2727, 90753), (3939, 62829), (4563, 54237), (4833, 51207), (6981, 35451), (8181, 30251), (11817, 20943), (13689, 18079), (14499, 17069)]