198687515

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{503}}^1$

素因数の和:683

約数の個数: 32

約数和(自身を含む): 264176640

約数和(自身を除く): 65489125

約数列:

[1, 5, 13, 59, 65, 103, 295, 503, 515, 767, 1339, 2515, 3835, 6077, 6539, 6695, 29677, 30385, 32695, 51809, 79001, 148385, 259045, 385801, 395005, 673517, 1929005, 3056731, 3367585, 15283655, 39737503, 198687515]

約数ペア:

[(1, 198687515), (5, 39737503), (13, 15283655), (59, 3367585), (65, 3056731), (103, 1929005), (295, 673517), (503, 395005), (515, 385801), (767, 259045), (1339, 148385), (2515, 79001), (3835, 51809), (6077, 32695), (6539, 30385), (6695, 29677)]