15719707969

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{523}}^1\times {\mathrm{3373}}^1$

素因数の和:3989

約数の個数: 32

約数和(自身を含む): 19235578880

約数和(自身を除く): 3515870911

約数列:

[1, 7, 19, 67, 133, 469, 523, 1273, 3373, 3661, 8911, 9937, 23611, 35041, 64087, 69559, 225991, 245287, 448609, 665779, 1581937, 1764079, 4293829, 4660453, 12348553, 30056803, 33517501, 118193293, 234622507, 827353051, 2245672567, 15719707969]

約数ペア:

[(1, 15719707969), (7, 2245672567), (19, 827353051), (67, 234622507), (133, 118193293), (469, 33517501), (523, 30056803), (1273, 12348553), (3373, 4660453), (3661, 4293829), (8911, 1764079), (9937, 1581937), (23611, 665779), (35041, 448609), (64087, 245287), (69559, 225991)]