16651922

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:390

約数の個数: 32

約数和(自身を含む): 29568000

約数和(自身を除く): 12916078

約数列:

[1, 2, 7, 14, 43, 86, 139, 199, 278, 301, 398, 602, 973, 1393, 1946, 2786, 5977, 8557, 11954, 17114, 27661, 41839, 55322, 59899, 83678, 119798, 193627, 387254, 1189423, 2378846, 8325961, 16651922]

約数ペア:

[(1, 16651922), (2, 8325961), (7, 2378846), (14, 1189423), (43, 387254), (86, 193627), (139, 119798), (199, 83678), (278, 59899), (301, 55322), (398, 41839), (602, 27661), (973, 17114), (1393, 11954), (1946, 8557), (2786, 5977)]