65128617

素因数分解:

$3^5\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 104552448

約数和(自身を除く): 39423831

約数列:

[1, 3, 9, 23, 27, 43, 69, 81, 129, 207, 243, 271, 387, 621, 813, 989, 1161, 1863, 2439, 2967, 3483, 5589, 6233, 7317, 8901, 10449, 11653, 18699, 21951, 26703, 34959, 56097, 65853, 80109, 104877, 168291, 240327, 268019, 314631, 504873, 804057, 943893, 1514619, 2412171, 2831679, 7236513, 21709539, 65128617]

約数ペア:

[(1, 65128617), (3, 21709539), (9, 7236513), (23, 2831679), (27, 2412171), (43, 1514619), (69, 943893), (81, 804057), (129, 504873), (207, 314631), (243, 268019), (271, 240327), (387, 168291), (621, 104877), (813, 80109), (989, 65853), (1161, 56097), (1863, 34959), (2439, 26703), (2967, 21951), (3483, 18699), (5589, 11653), (6233, 10449), (7317, 8901)]