27720283479

素因数分解:

$3^1\times 7^3\times {\mathrm{149}}^1\times {\mathrm{180799}}^1$

素因数の和:180972

約数の個数: 32

約数和(自身を含む): 43392000000

約数和(自身を除く): 15671716521

約数列:

[1, 3, 7, 21, 49, 147, 149, 343, 447, 1029, 1043, 3129, 7301, 21903, 51107, 153321, 180799, 542397, 1265593, 3796779, 8859151, 26577453, 26939051, 62014057, 80817153, 186042171, 188573357, 565720071, 1320013499, 3960040497, 9240094493, 27720283479]

約数ペア:

[(1, 27720283479), (3, 9240094493), (7, 3960040497), (21, 1320013499), (49, 565720071), (147, 188573357), (149, 186042171), (343, 80817153), (447, 62014057), (1029, 26939051), (1043, 26577453), (3129, 8859151), (7301, 3796779), (21903, 1265593), (51107, 542397), (153321, 180799)]