199427711

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:311

約数の個数: 32

約数和(自身を含む): 241118208

約数和(自身を除く): 41690497

約数列:

[1, 7, 53, 67, 71, 113, 371, 469, 497, 791, 3551, 3763, 4757, 5989, 7571, 8023, 24857, 26341, 33299, 41923, 52997, 56161, 252121, 401263, 425219, 537541, 1764847, 2808841, 2976533, 3762787, 28489673, 199427711]

約数ペア:

[(1, 199427711), (7, 28489673), (53, 3762787), (67, 2976533), (71, 2808841), (113, 1764847), (371, 537541), (469, 425219), (497, 401263), (791, 252121), (3551, 56161), (3763, 52997), (4757, 41923), (5989, 33299), (7571, 26341), (8023, 24857)]