1388897965

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{30223}}^1$

素因数の和:30349

約数の個数: 32

約数和(自身を含む): 2071673856

約数和(自身を除く): 682775891

約数列:

[1, 5, 7, 13, 35, 65, 91, 101, 455, 505, 707, 1313, 3535, 6565, 9191, 30223, 45955, 151115, 211561, 392899, 1057805, 1964495, 2750293, 3052523, 13751465, 15262615, 21367661, 39682799, 106838305, 198413995, 277779593, 1388897965]

約数ペア:

[(1, 1388897965), (5, 277779593), (7, 198413995), (13, 106838305), (35, 39682799), (65, 21367661), (91, 15262615), (101, 13751465), (455, 3052523), (505, 2750293), (707, 1964495), (1313, 1057805), (3535, 392899), (6565, 211561), (9191, 151115), (30223, 45955)]