8538221523

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{419}}^1\times {\mathrm{1303}}^1$

素因数の和:2139

約数の個数: 32

約数和(自身を含む): 12329372160

約数和(自身を除く): 3791150637

約数列:

[1, 3, 13, 39, 401, 419, 1203, 1257, 1303, 3909, 5213, 5447, 15639, 16341, 16939, 50817, 168019, 504057, 522503, 545957, 1567509, 1637871, 2184247, 6552741, 6792539, 7097441, 20377617, 21292323, 218928757, 656786271, 2846073841, 8538221523]

約数ペア:

[(1, 8538221523), (3, 2846073841), (13, 656786271), (39, 218928757), (401, 21292323), (419, 20377617), (1203, 7097441), (1257, 6792539), (1303, 6552741), (3909, 2184247), (5213, 1637871), (5447, 1567509), (15639, 545957), (16341, 522503), (16939, 504057), (50817, 168019)]