128795856

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{383321}}^1$

素因数の和:383339

約数の個数: 40

約数和(自身を含む): 380255424

約数和(自身を除く): 251459568

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 383321, 766642, 1149963, 1533284, 2299926, 2683247, 3066568, 4599852, 5366494, 6133136, 8049741, 9199704, 10732988, 16099482, 18399408, 21465976, 32198964, 42931952, 64397928, 128795856]

約数ペア:

[(1, 128795856), (2, 64397928), (3, 42931952), (4, 32198964), (6, 21465976), (7, 18399408), (8, 16099482), (12, 10732988), (14, 9199704), (16, 8049741), (21, 6133136), (24, 5366494), (28, 4599852), (42, 3066568), (48, 2683247), (56, 2299926), (84, 1533284), (112, 1149963), (168, 766642), (336, 383321)]