1284234021

素因数分解:

$3^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{55243}}^1$

素因数の和:55303

約数の個数: 40

約数和(自身を含む): 2246000064

約数和(自身を除く): 961766043

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 81, 123, 189, 287, 369, 567, 861, 1107, 2583, 3321, 7749, 23247, 55243, 165729, 386701, 497187, 1160103, 1491561, 2264963, 3480309, 4474683, 6794889, 10440927, 15854741, 20384667, 31322781, 47564223, 61154001, 142692669, 183462003, 428078007, 1284234021]

約数ペア:

[(1, 1284234021), (3, 428078007), (7, 183462003), (9, 142692669), (21, 61154001), (27, 47564223), (41, 31322781), (63, 20384667), (81, 15854741), (123, 10440927), (189, 6794889), (287, 4474683), (369, 3480309), (567, 2264963), (861, 1491561), (1107, 1160103), (2583, 497187), (3321, 386701), (7749, 165729), (23247, 55243)]