278300916

素因数分解:

$2^2\times 3^2\times {\mathrm{479}}^1\times {\mathrm{16139}}^1$

素因数の和:16628

約数の個数: 36

約数和(自身を含む): 704995200

約数和(自身を除く): 426694284

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 479, 958, 1437, 1916, 2874, 4311, 5748, 8622, 16139, 17244, 32278, 48417, 64556, 96834, 145251, 193668, 290502, 581004, 7730581, 15461162, 23191743, 30922324, 46383486, 69575229, 92766972, 139150458, 278300916]

約数ペア:

[(1, 278300916), (2, 139150458), (3, 92766972), (4, 69575229), (6, 46383486), (9, 30922324), (12, 23191743), (18, 15461162), (36, 7730581), (479, 581004), (958, 290502), (1437, 193668), (1916, 145251), (2874, 96834), (4311, 64556), (5748, 48417), (8622, 32278), (16139, 17244)]