131641804

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{2551}}^1$

素因数の和:2678

約数の個数: 48

約数和(自身を含む): 280107520

約数和(自身を除く): 148465716

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 97, 133, 194, 266, 388, 532, 679, 1358, 1843, 2551, 2716, 3686, 5102, 7372, 10204, 12901, 17857, 25802, 35714, 48469, 51604, 71428, 96938, 193876, 247447, 339283, 494894, 678566, 989788, 1357132, 1732129, 3464258, 4701493, 6928516, 9402986, 18805972, 32910451, 65820902, 131641804]

約数ペア:

[(1, 131641804), (2, 65820902), (4, 32910451), (7, 18805972), (14, 9402986), (19, 6928516), (28, 4701493), (38, 3464258), (76, 1732129), (97, 1357132), (133, 989788), (194, 678566), (266, 494894), (388, 339283), (532, 247447), (679, 193876), (1358, 96938), (1843, 71428), (2551, 51604), (2716, 48469), (3686, 35714), (5102, 25802), (7372, 17857), (10204, 12901)]