1608516

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1$

素因数の和:521

約数の個数: 72

約数和(自身を含む): 5014464

約数和(自身を除く): 3405948

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 491, 546, 819, 982, 1092, 1473, 1638, 1964, 2946, 3276, 3437, 4419, 5892, 6383, 6874, 8838, 10311, 12766, 13748, 17676, 19149, 20622, 25532, 30933, 38298, 41244, 44681, 57447, 61866, 76596, 89362, 114894, 123732, 134043, 178724, 229788, 268086, 402129, 536172, 804258, 1608516]

約数ペア:

[(1, 1608516), (2, 804258), (3, 536172), (4, 402129), (6, 268086), (7, 229788), (9, 178724), (12, 134043), (13, 123732), (14, 114894), (18, 89362), (21, 76596), (26, 61866), (28, 57447), (36, 44681), (39, 41244), (42, 38298), (52, 30933), (63, 25532), (78, 20622), (84, 19149), (91, 17676), (117, 13748), (126, 12766), (156, 10311), (182, 8838), (234, 6874), (252, 6383), (273, 5892), (364, 4419), (468, 3437), (491, 3276), (546, 2946), (819, 1964), (982, 1638), (1092, 1473)]