199753015

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{17891}}^1$

素因数の和:17943

約数の個数: 32

約数和(自身を含む): 309173760

約数和(自身を除く): 109420745

約数列:

[1, 5, 7, 11, 29, 35, 55, 77, 145, 203, 319, 385, 1015, 1595, 2233, 11165, 17891, 89455, 125237, 196801, 518839, 626185, 984005, 1377607, 2594195, 3631873, 5707229, 6888035, 18159365, 28536145, 39950603, 199753015]

約数ペア:

[(1, 199753015), (5, 39950603), (7, 28536145), (11, 18159365), (29, 6888035), (35, 5707229), (55, 3631873), (77, 2594195), (145, 1377607), (203, 984005), (319, 626185), (385, 518839), (1015, 196801), (1595, 125237), (2233, 89455), (11165, 17891)]