345123378

素因数分解:

$2^1\times 3^2\times {\mathrm{139}}^1\times {\mathrm{271}}^1\times {\mathrm{509}}^1$

素因数の和:927

約数の個数: 48

約数和(自身を含む): 757411200

約数和(自身を除く): 412287822

約数列:

[1, 2, 3, 6, 9, 18, 139, 271, 278, 417, 509, 542, 813, 834, 1018, 1251, 1527, 1626, 2439, 2502, 3054, 4581, 4878, 9162, 37669, 70751, 75338, 113007, 137939, 141502, 212253, 226014, 275878, 339021, 413817, 424506, 636759, 678042, 827634, 1241451, 1273518, 2482902, 19173521, 38347042, 57520563, 115041126, 172561689, 345123378]

約数ペア:

[(1, 345123378), (2, 172561689), (3, 115041126), (6, 57520563), (9, 38347042), (18, 19173521), (139, 2482902), (271, 1273518), (278, 1241451), (417, 827634), (509, 678042), (542, 636759), (813, 424506), (834, 413817), (1018, 339021), (1251, 275878), (1527, 226014), (1626, 212253), (2439, 141502), (2502, 137939), (3054, 113007), (4581, 75338), (4878, 70751), (9162, 37669)]