161999208

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{321427}}^1$

素因数の和:321446

約数の個数: 48

約数和(自身を含む): 501427680

約数和(自身を除く): 339428472

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 321427, 642854, 964281, 1285708, 1928562, 2249989, 2571416, 2892843, 3857124, 4499978, 5785686, 6749967, 7714248, 8999956, 11571372, 13499934, 17999912, 20249901, 23142744, 26999868, 40499802, 53999736, 80999604, 161999208]

約数ペア:

[(1, 161999208), (2, 80999604), (3, 53999736), (4, 40499802), (6, 26999868), (7, 23142744), (8, 20249901), (9, 17999912), (12, 13499934), (14, 11571372), (18, 8999956), (21, 7714248), (24, 6749967), (28, 5785686), (36, 4499978), (42, 3857124), (56, 2892843), (63, 2571416), (72, 2249989), (84, 1928562), (126, 1285708), (168, 964281), (252, 642854), (504, 321427)]