199507105

素因数分解:

$5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{821}}^1$

素因数の和:1017

約数の個数: 32

約数和(自身を含む): 281242368

約数和(自身を除く): 81735263

約数列:

[1, 5, 7, 35, 53, 131, 265, 371, 655, 821, 917, 1855, 4105, 4585, 5747, 6943, 28735, 34715, 43513, 48601, 107551, 217565, 243005, 304591, 537755, 752857, 1522955, 3764285, 5700203, 28501015, 39901421, 199507105]

約数ペア:

[(1, 199507105), (5, 39901421), (7, 28501015), (35, 5700203), (53, 3764285), (131, 1522955), (265, 752857), (371, 537755), (655, 304591), (821, 243005), (917, 217565), (1855, 107551), (4105, 48601), (4585, 43513), (5747, 34715), (6943, 28735)]