678453422

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1\times {\mathrm{307}}^1$

素因数の和:656

約数の個数: 32

約数和(自身を含む): 1053803520

約数和(自身を除く): 375350098

約数列:

[1, 2, 71, 79, 142, 158, 197, 307, 394, 614, 5609, 11218, 13987, 15563, 21797, 24253, 27974, 31126, 43594, 48506, 60479, 120958, 1104973, 1721963, 2209946, 3443926, 4294009, 4777841, 8588018, 9555682, 339226711, 678453422]

約数ペア:

[(1, 678453422), (2, 339226711), (71, 9555682), (79, 8588018), (142, 4777841), (158, 4294009), (197, 3443926), (307, 2209946), (394, 1721963), (614, 1104973), (5609, 120958), (11218, 60479), (13987, 48506), (15563, 43594), (21797, 31126), (24253, 27974)]