28814745

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^4\times {\mathrm{23}}^1$

素因数の和:99

約数の個数: 40

約数和(自身を含む): 51114816

約数和(自身を除く): 22300071

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 255, 289, 345, 391, 867, 1173, 1445, 1955, 4335, 4913, 5865, 6647, 14739, 19941, 24565, 33235, 73695, 83521, 99705, 112999, 250563, 338997, 417605, 564995, 1252815, 1694985, 1920983, 5762949, 9604915, 28814745]

約数ペア:

[(1, 28814745), (3, 9604915), (5, 5762949), (15, 1920983), (17, 1694985), (23, 1252815), (51, 564995), (69, 417605), (85, 338997), (115, 250563), (255, 112999), (289, 99705), (345, 83521), (391, 73695), (867, 33235), (1173, 24565), (1445, 19941), (1955, 14739), (4335, 6647), (4913, 5865)]