8819478

素因数分解:

$2^1\times 3^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:249

約数の個数: 48

約数和(自身を含む): 19858176

約数和(自身を除く): 11038698

約数列:

[1, 2, 3, 6, 9, 18, 67, 71, 103, 134, 142, 201, 206, 213, 309, 402, 426, 603, 618, 639, 927, 1206, 1278, 1854, 4757, 6901, 7313, 9514, 13802, 14271, 14626, 20703, 21939, 28542, 41406, 42813, 43878, 62109, 65817, 85626, 124218, 131634, 489971, 979942, 1469913, 2939826, 4409739, 8819478]

約数ペア:

[(1, 8819478), (2, 4409739), (3, 2939826), (6, 1469913), (9, 979942), (18, 489971), (67, 131634), (71, 124218), (103, 85626), (134, 65817), (142, 62109), (201, 43878), (206, 42813), (213, 41406), (309, 28542), (402, 21939), (426, 20703), (603, 14626), (618, 14271), (639, 13802), (927, 9514), (1206, 7313), (1278, 6901), (1854, 4757)]