172286763

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{947}}^1$

素因数の和:1147

約数の個数: 32

約数和(自身を含む): 259372800

約数和(自身を除く): 87086037

約数列:

[1, 3, 11, 33, 37, 111, 149, 407, 447, 947, 1221, 1639, 2841, 4917, 5513, 10417, 16539, 31251, 35039, 60643, 105117, 141103, 181929, 385429, 423309, 1156287, 1552133, 4656399, 5220811, 15662433, 57428921, 172286763]

約数ペア:

[(1, 172286763), (3, 57428921), (11, 15662433), (33, 5220811), (37, 4656399), (111, 1552133), (149, 1156287), (407, 423309), (447, 385429), (947, 181929), (1221, 141103), (1639, 105117), (2841, 60643), (4917, 35039), (5513, 31251), (10417, 16539)]