986013

素因数分解:

$3^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:103

約数の個数: 40

約数和(自身を含む): 1765632

約数和(自身を除く): 779619

約数列:

[1, 3, 7, 9, 21, 27, 37, 47, 63, 81, 111, 141, 189, 259, 329, 333, 423, 567, 777, 987, 999, 1269, 1739, 2331, 2961, 2997, 3807, 5217, 6993, 8883, 12173, 15651, 20979, 26649, 36519, 46953, 109557, 140859, 328671, 986013]

約数ペア:

[(1, 986013), (3, 328671), (7, 140859), (9, 109557), (21, 46953), (27, 36519), (37, 26649), (47, 20979), (63, 15651), (81, 12173), (111, 8883), (141, 6993), (189, 5217), (259, 3807), (329, 2997), (333, 2961), (423, 2331), (567, 1739), (777, 1269), (987, 999)]