2015123551

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1\times {\mathrm{601}}^1$

素因数の和:919

約数の個数: 32

約数和(自身を含む): 2427264000

約数和(自身を除く): 412140449

約数列:

[1, 7, 29, 83, 199, 203, 581, 601, 1393, 2407, 4207, 5771, 16517, 16849, 17429, 40397, 49883, 115619, 119599, 122003, 349181, 478993, 837193, 1446607, 3352951, 3468371, 9926717, 10126249, 24278597, 69487019, 287874793, 2015123551]

約数ペア:

[(1, 2015123551), (7, 287874793), (29, 69487019), (83, 24278597), (199, 10126249), (203, 9926717), (581, 3468371), (601, 3352951), (1393, 1446607), (2407, 837193), (4207, 478993), (5771, 349181), (16517, 122003), (16849, 119599), (17429, 115619), (40397, 49883)]