776403387

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{8867}}^1$

素因数の和:8949

約数の個数: 40

約数和(自身を含む): 1236128256

約数和(自身を除く): 459724869

約数列:

[1, 3, 9, 23, 27, 47, 69, 81, 141, 207, 423, 621, 1081, 1269, 1863, 3243, 3807, 8867, 9729, 26601, 29187, 79803, 87561, 203941, 239409, 416749, 611823, 718227, 1250247, 1835469, 3750741, 5506407, 9585227, 11252223, 16519221, 28755681, 33756669, 86267043, 258801129, 776403387]

約数ペア:

[(1, 776403387), (3, 258801129), (9, 86267043), (23, 33756669), (27, 28755681), (47, 16519221), (69, 11252223), (81, 9585227), (141, 5506407), (207, 3750741), (423, 1835469), (621, 1250247), (1081, 718227), (1269, 611823), (1863, 416749), (3243, 239409), (3807, 203941), (8867, 87561), (9729, 79803), (26601, 29187)]