72563565

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{881}}^1$

素因数の和:942

約数の個数: 48

約数和(自身を含む): 129971520

約数和(自身を除く): 57407955

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 289, 323, 867, 881, 969, 1445, 1615, 2643, 4335, 4405, 4845, 5491, 13215, 14977, 16473, 16739, 27455, 44931, 50217, 74885, 82365, 83695, 224655, 251085, 254609, 284563, 763827, 853689, 1273045, 1422815, 3819135, 4268445, 4837571, 14512713, 24187855, 72563565]

約数ペア:

[(1, 72563565), (3, 24187855), (5, 14512713), (15, 4837571), (17, 4268445), (19, 3819135), (51, 1422815), (57, 1273045), (85, 853689), (95, 763827), (255, 284563), (285, 254609), (289, 251085), (323, 224655), (867, 83695), (881, 82365), (969, 74885), (1445, 50217), (1615, 44931), (2643, 27455), (4335, 16739), (4405, 16473), (4845, 14977), (5491, 13215)]