290959979499

素因数分解:

$3^3\times 7^1\times {\mathrm{60317}}^1\times {\mathrm{25523}}^1$

素因数の和:85856

約数の個数: 32

約数和(自身を含む): 492658122240

約数和(自身を除く): 201698142741

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 25523, 60317, 76569, 178661, 180951, 229707, 422219, 535983, 542853, 689121, 1266657, 1607949, 1628559, 3799971, 4823847, 11399913, 1539470791, 4618412373, 10776295537, 13855237119, 32328886611, 41565711357, 96986659833, 290959979499]

約数ペア:

[(1, 290959979499), (3, 96986659833), (7, 41565711357), (9, 32328886611), (21, 13855237119), (27, 10776295537), (63, 4618412373), (189, 1539470791), (25523, 11399913), (60317, 4823847), (76569, 3799971), (178661, 1628559), (180951, 1607949), (229707, 1266657), (422219, 689121), (535983, 542853)]