321667346

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:208

約数の個数: 128

約数和(自身を含む): 687439872

約数和(自身を除く): 365772526

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 31, 62, 71, 73, 77, 91, 142, 143, 146, 154, 182, 217, 286, 341, 403, 434, 497, 511, 682, 781, 803, 806, 923, 949, 994, 1001, 1022, 1562, 1606, 1846, 1898, 2002, 2201, 2263, 2387, 2821, 4402, 4433, 4526, 4774, 5183, 5467, 5621, 5642, 6461, 6643, 8866, 10153, 10366, 10439, 10934, 11242, 12922, 13286, 15407, 15841, 20306, 20878, 24211, 24893, 28613, 29419, 30814, 31031, 31682, 36281, 48422, 49786, 57013, 57226, 58838, 62062, 67379, 71071, 72562, 73073, 114026, 134758, 142142, 146146, 160673, 169477, 174251, 200291, 205933, 314743, 321346, 323609, 338954, 348502, 399091, 400582, 411866, 471653, 629486, 647218, 741169, 798182, 943306, 1124711, 1482338, 1767403, 2088749, 2203201, 2249422, 2265263, 3534806, 4177498, 4406402, 4530526, 5188183, 10376366, 12371821, 14621243, 22976239, 24743642, 29242486, 45952478, 160833673, 321667346]

約数ペア:

[(1, 321667346), (2, 160833673), (7, 45952478), (11, 29242486), (13, 24743642), (14, 22976239), (22, 14621243), (26, 12371821), (31, 10376366), (62, 5188183), (71, 4530526), (73, 4406402), (77, 4177498), (91, 3534806), (142, 2265263), (143, 2249422), (146, 2203201), (154, 2088749), (182, 1767403), (217, 1482338), (286, 1124711), (341, 943306), (403, 798182), (434, 741169), (497, 647218), (511, 629486), (682, 471653), (781, 411866), (803, 400582), (806, 399091), (923, 348502), (949, 338954), (994, 323609), (1001, 321346), (1022, 314743), (1562, 205933), (1606, 200291), (1846, 174251), (1898, 169477), (2002, 160673), (2201, 146146), (2263, 142142), (2387, 134758), (2821, 114026), (4402, 73073), (4433, 72562), (4526, 71071), (4774, 67379), (5183, 62062), (5467, 58838), (5621, 57226), (5642, 57013), (6461, 49786), (6643, 48422), (8866, 36281), (10153, 31682), (10366, 31031), (10439, 30814), (10934, 29419), (11242, 28613), (12922, 24893), (13286, 24211), (15407, 20878), (15841, 20306)]