289258788

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{264889}}^1$

素因数の和:264916

約数の個数: 48

約数和(自身を含む): 830695040

約数和(自身を除く): 541436252

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 264889, 529778, 794667, 1059556, 1589334, 1854223, 3178668, 3443557, 3708446, 5562669, 6887114, 7416892, 10330671, 11125338, 13774228, 20661342, 22250676, 24104899, 41322684, 48209798, 72314697, 96419596, 144629394, 289258788]

約数ペア:

[(1, 289258788), (2, 144629394), (3, 96419596), (4, 72314697), (6, 48209798), (7, 41322684), (12, 24104899), (13, 22250676), (14, 20661342), (21, 13774228), (26, 11125338), (28, 10330671), (39, 7416892), (42, 6887114), (52, 5562669), (78, 3708446), (84, 3443557), (91, 3178668), (156, 1854223), (182, 1589334), (273, 1059556), (364, 794667), (546, 529778), (1092, 264889)]