78797978

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{419}}^1$

素因数の和:555

約数の個数: 48

約数和(自身を含む): 146512800

約数和(自身を除く): 67714822

約数列:

[1, 2, 7, 14, 19, 38, 49, 98, 101, 133, 202, 266, 419, 707, 838, 931, 1414, 1862, 1919, 2933, 3838, 4949, 5866, 7961, 9898, 13433, 15922, 20531, 26866, 41062, 42319, 55727, 84638, 94031, 111454, 188062, 296233, 390089, 592466, 780178, 804061, 1608122, 2073631, 4147262, 5628427, 11256854, 39398989, 78797978]

約数ペア:

[(1, 78797978), (2, 39398989), (7, 11256854), (14, 5628427), (19, 4147262), (38, 2073631), (49, 1608122), (98, 804061), (101, 780178), (133, 592466), (202, 390089), (266, 296233), (419, 188062), (707, 111454), (838, 94031), (931, 84638), (1414, 55727), (1862, 42319), (1919, 41062), (2933, 26866), (3838, 20531), (4949, 15922), (5866, 13433), (7961, 9898)]