613876908

素因数分解:

$2^2\times 3^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1\times {\mathrm{1999}}^1$

素因数の和:2326

約数の個数: 48

約数和(自身を含む): 1451072000

約数和(自身を除く): 837195092

約数列:

[1, 2, 3, 4, 6, 12, 157, 163, 314, 326, 471, 489, 628, 652, 942, 978, 1884, 1956, 1999, 3998, 5997, 7996, 11994, 23988, 25591, 51182, 76773, 102364, 153546, 307092, 313843, 325837, 627686, 651674, 941529, 977511, 1255372, 1303348, 1883058, 1955022, 3766116, 3910044, 51156409, 102312818, 153469227, 204625636, 306938454, 613876908]

約数ペア:

[(1, 613876908), (2, 306938454), (3, 204625636), (4, 153469227), (6, 102312818), (12, 51156409), (157, 3910044), (163, 3766116), (314, 1955022), (326, 1883058), (471, 1303348), (489, 1255372), (628, 977511), (652, 941529), (942, 651674), (978, 627686), (1884, 325837), (1956, 313843), (1999, 307092), (3998, 153546), (5997, 102364), (7996, 76773), (11994, 51182), (23988, 25591)]