42972855

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{431}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 76391424

約数和(自身を除く): 33418569

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 255, 289, 345, 391, 431, 867, 1173, 1293, 1445, 1955, 2155, 4335, 5865, 6465, 6647, 7327, 9913, 19941, 21981, 29739, 33235, 36635, 49565, 99705, 109905, 124559, 148695, 168521, 373677, 505563, 622795, 842605, 1868385, 2527815, 2864857, 8594571, 14324285, 42972855]

約数ペア:

[(1, 42972855), (3, 14324285), (5, 8594571), (15, 2864857), (17, 2527815), (23, 1868385), (51, 842605), (69, 622795), (85, 505563), (115, 373677), (255, 168521), (289, 148695), (345, 124559), (391, 109905), (431, 99705), (867, 49565), (1173, 36635), (1293, 33235), (1445, 29739), (1955, 21981), (2155, 19941), (4335, 9913), (5865, 7327), (6465, 6647)]