2776289089

素因数分解:

$7^2\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 3388065408

約数和(自身を除く): 611776319

約数列:

[1, 7, 49, 53, 97, 103, 107, 371, 679, 721, 749, 2597, 4753, 5047, 5141, 5243, 5459, 5671, 9991, 10379, 11021, 35987, 38213, 39697, 69937, 72653, 77147, 251909, 267491, 277879, 489559, 508571, 529523, 540029, 550087, 584113, 1069037, 3706661, 3850609, 4088791, 7483259, 25946627, 26954263, 28621537, 52382813, 56658961, 396612727, 2776289089]

約数ペア:

[(1, 2776289089), (7, 396612727), (49, 56658961), (53, 52382813), (97, 28621537), (103, 26954263), (107, 25946627), (371, 7483259), (679, 4088791), (721, 3850609), (749, 3706661), (2597, 1069037), (4753, 584113), (5047, 550087), (5141, 540029), (5243, 529523), (5459, 508571), (5671, 489559), (9991, 277879), (10379, 267491), (11021, 251909), (35987, 77147), (38213, 72653), (39697, 69937)]