1319409

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1$

素因数の和:211

約数の個数: 40

約数和(自身を含む): 2439360

約数和(自身を除く): 1119951

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 179, 189, 273, 351, 537, 567, 819, 1053, 1253, 1611, 2327, 2457, 3759, 4833, 6981, 7371, 11277, 14499, 16289, 20943, 33831, 48867, 62829, 101493, 146601, 188487, 439803, 1319409]

約数ペア:

[(1, 1319409), (3, 439803), (7, 188487), (9, 146601), (13, 101493), (21, 62829), (27, 48867), (39, 33831), (63, 20943), (81, 16289), (91, 14499), (117, 11277), (179, 7371), (189, 6981), (273, 4833), (351, 3759), (537, 2457), (567, 2327), (819, 1611), (1053, 1253)]