77700007

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:319

約数の個数: 32

約数和(自身を含む): 99800064

約数和(自身を除く): 22100057

約数列:

[1, 7, 11, 77, 97, 101, 103, 679, 707, 721, 1067, 1111, 1133, 7469, 7777, 7931, 9797, 9991, 10403, 68579, 69937, 72821, 107767, 109901, 114433, 754369, 769307, 801031, 1009091, 7063637, 11100001, 77700007]

約数ペア:

[(1, 77700007), (7, 11100001), (11, 7063637), (77, 1009091), (97, 801031), (101, 769307), (103, 754369), (679, 114433), (707, 109901), (721, 107767), (1067, 72821), (1111, 69937), (1133, 68579), (7469, 10403), (7777, 9991), (7931, 9797)]