2139862879

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{5431}}^1$

素因数の和:5516

約数の個数: 48

約数和(自身を含む): 2942666496

約数和(自身を除く): 802803617

約数列:

[1, 7, 11, 17, 43, 49, 77, 119, 187, 301, 473, 539, 731, 833, 1309, 2107, 3311, 5117, 5431, 8041, 9163, 23177, 35819, 38017, 56287, 59741, 92327, 233533, 266119, 394009, 418187, 646289, 1015597, 1634731, 2568863, 2927309, 3970061, 4524023, 7109179, 11443117, 17982041, 27790427, 43670671, 49764253, 125874287, 194532989, 305694697, 2139862879]

約数ペア:

[(1, 2139862879), (7, 305694697), (11, 194532989), (17, 125874287), (43, 49764253), (49, 43670671), (77, 27790427), (119, 17982041), (187, 11443117), (301, 7109179), (473, 4524023), (539, 3970061), (731, 2927309), (833, 2568863), (1309, 1634731), (2107, 1015597), (3311, 646289), (5117, 418187), (5431, 394009), (8041, 266119), (9163, 233533), (23177, 92327), (35819, 59741), (38017, 56287)]