199966459

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{463}}^1$

素因数の和:631

約数の個数: 32

約数和(自身を含む): 256573440

約数和(自身を除く): 56606981

約数列:

[1, 7, 11, 71, 77, 79, 463, 497, 553, 781, 869, 3241, 5093, 5467, 5609, 6083, 32873, 35651, 36577, 39263, 61699, 230111, 256039, 361603, 402347, 431893, 2531221, 2596967, 2816429, 18178769, 28566637, 199966459]

約数ペア:

[(1, 199966459), (7, 28566637), (11, 18178769), (71, 2816429), (77, 2596967), (79, 2531221), (463, 431893), (497, 402347), (553, 361603), (781, 256039), (869, 230111), (3241, 61699), (5093, 39263), (5467, 36577), (5609, 35651), (6083, 32873)]