789118385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1\times {\mathrm{1993}}^1$

素因数の和:2345

約数の個数: 32

約数和(自身を含む): 1081928448

約数和(自身を除く): 292810063

約数列:

[1, 5, 11, 23, 55, 115, 253, 313, 1265, 1565, 1993, 3443, 7199, 9965, 17215, 21923, 35995, 45839, 79189, 109615, 229195, 395945, 504229, 623809, 2521145, 3119045, 6861899, 14347607, 34309495, 71738035, 157823677, 789118385]

約数ペア:

[(1, 789118385), (5, 157823677), (11, 71738035), (23, 34309495), (55, 14347607), (115, 6861899), (253, 3119045), (313, 2521145), (1265, 623809), (1565, 504229), (1993, 395945), (3443, 229195), (7199, 109615), (9965, 79189), (17215, 45839), (21923, 35995)]