28908216

素因数分解:

$2^3\times 3^2\times {\mathrm{331}}^1\times {\mathrm{1213}}^1$

素因数の和:1556

約数の個数: 48

約数和(自身を含む): 78594360

約数和(自身を除く): 49686144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 331, 662, 993, 1213, 1324, 1986, 2426, 2648, 2979, 3639, 3972, 4852, 5958, 7278, 7944, 9704, 10917, 11916, 14556, 21834, 23832, 29112, 43668, 87336, 401503, 803006, 1204509, 1606012, 2409018, 3212024, 3613527, 4818036, 7227054, 9636072, 14454108, 28908216]

約数ペア:

[(1, 28908216), (2, 14454108), (3, 9636072), (4, 7227054), (6, 4818036), (8, 3613527), (9, 3212024), (12, 2409018), (18, 1606012), (24, 1204509), (36, 803006), (72, 401503), (331, 87336), (662, 43668), (993, 29112), (1213, 23832), (1324, 21834), (1986, 14556), (2426, 11916), (2648, 10917), (2979, 9704), (3639, 7944), (3972, 7278), (4852, 5958)]