142000243

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{101}}^1$

素因数の和:200

約数の個数: 48

約数和(自身を含む): 194469120

約数和(自身を除く): 52468877

約数列:

[1, 7, 11, 19, 31, 77, 101, 133, 209, 217, 341, 589, 707, 961, 1111, 1463, 1919, 2387, 3131, 4123, 6479, 6727, 7777, 10571, 13433, 18259, 21109, 21917, 34441, 45353, 59489, 73997, 97061, 127813, 147763, 200849, 241087, 416423, 654379, 679427, 1067671, 1405943, 1844159, 4580653, 7473697, 12909113, 20285749, 142000243]

約数ペア:

[(1, 142000243), (7, 20285749), (11, 12909113), (19, 7473697), (31, 4580653), (77, 1844159), (101, 1405943), (133, 1067671), (209, 679427), (217, 654379), (341, 416423), (589, 241087), (707, 200849), (961, 147763), (1111, 127813), (1463, 97061), (1919, 73997), (2387, 59489), (3131, 45353), (4123, 34441), (6479, 21917), (6727, 21109), (7777, 18259), (10571, 13433)]