8998458

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{241}}^1$

素因数の和:387

約数の個数: 48

約数和(自身を含む): 21187584

約数和(自身を除く): 12189126

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 127, 147, 241, 254, 294, 381, 482, 723, 762, 889, 1446, 1687, 1778, 2667, 3374, 5061, 5334, 6223, 10122, 11809, 12446, 18669, 23618, 30607, 35427, 37338, 61214, 70854, 91821, 183642, 214249, 428498, 642747, 1285494, 1499743, 2999486, 4499229, 8998458]

約数ペア:

[(1, 8998458), (2, 4499229), (3, 2999486), (6, 1499743), (7, 1285494), (14, 642747), (21, 428498), (42, 214249), (49, 183642), (98, 91821), (127, 70854), (147, 61214), (241, 37338), (254, 35427), (294, 30607), (381, 23618), (482, 18669), (723, 12446), (762, 11809), (889, 10122), (1446, 6223), (1687, 5334), (1778, 5061), (2667, 3374)]