213200065

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{41519}}^1$

素因数の和:41616

約数の個数: 16

約数和(自身を含む): 279014400

約数和(自身を除く): 65814335

約数列:

[1, 5, 13, 65, 79, 395, 1027, 5135, 41519, 207595, 539747, 2698735, 3280001, 16400005, 42640013, 213200065]

約数ペア:

[(1, 213200065), (5, 42640013), (13, 16400005), (65, 3280001), (79, 2698735), (395, 539747), (1027, 207595), (5135, 41519)]