538015478

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8669}}^1$

素因数の和:8733

約数の個数: 64

約数和(自身を含む): 1118638080

約数和(自身を除く): 580622602

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 31, 62, 77, 91, 143, 154, 182, 217, 286, 341, 403, 434, 682, 806, 1001, 2002, 2387, 2821, 4433, 4774, 5642, 8669, 8866, 17338, 31031, 60683, 62062, 95359, 112697, 121366, 190718, 225394, 268739, 537478, 667513, 788879, 1239667, 1335026, 1577758, 1881173, 2479334, 2956129, 3493607, 3762346, 5912258, 6987214, 8677669, 17355338, 20692903, 24455249, 38429677, 41385806, 48910498, 76859354, 269007739, 538015478]

約数ペア:

[(1, 538015478), (2, 269007739), (7, 76859354), (11, 48910498), (13, 41385806), (14, 38429677), (22, 24455249), (26, 20692903), (31, 17355338), (62, 8677669), (77, 6987214), (91, 5912258), (143, 3762346), (154, 3493607), (182, 2956129), (217, 2479334), (286, 1881173), (341, 1577758), (403, 1335026), (434, 1239667), (682, 788879), (806, 667513), (1001, 537478), (2002, 268739), (2387, 225394), (2821, 190718), (4433, 121366), (4774, 112697), (5642, 95359), (8669, 62062), (8866, 60683), (17338, 31031)]