1284856

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:211

約数の個数: 32

約数和(自身を含む): 2592000

約数和(自身を除く): 1307144

約数列:

[1, 2, 4, 8, 19, 38, 76, 79, 107, 152, 158, 214, 316, 428, 632, 856, 1501, 2033, 3002, 4066, 6004, 8132, 8453, 12008, 16264, 16906, 33812, 67624, 160607, 321214, 642428, 1284856]

約数ペア:

[(1, 1284856), (2, 642428), (4, 321214), (8, 160607), (19, 67624), (38, 33812), (76, 16906), (79, 16264), (107, 12008), (152, 8453), (158, 8132), (214, 6004), (316, 4066), (428, 3002), (632, 2033), (856, 1501)]