666861972

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{162017}}^1$

素因数の和:162045

約数の個数: 48

約数和(自身を含む): 1814601600

約数和(自身を除く): 1147739628

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 343, 588, 686, 1029, 1372, 2058, 4116, 162017, 324034, 486051, 648068, 972102, 1134119, 1944204, 2268238, 3402357, 4536476, 6804714, 7938833, 13609428, 15877666, 23816499, 31755332, 47632998, 55571831, 95265996, 111143662, 166715493, 222287324, 333430986, 666861972]

約数ペア:

[(1, 666861972), (2, 333430986), (3, 222287324), (4, 166715493), (6, 111143662), (7, 95265996), (12, 55571831), (14, 47632998), (21, 31755332), (28, 23816499), (42, 15877666), (49, 13609428), (84, 7938833), (98, 6804714), (147, 4536476), (196, 3402357), (294, 2268238), (343, 1944204), (588, 1134119), (686, 972102), (1029, 648068), (1372, 486051), (2058, 324034), (4116, 162017)]