201681009

素因数分解:

$3^5\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{653}}^1$

素因数の和:740

約数の個数: 48

約数和(自身を含む): 319947264

約数和(自身を除く): 118266255

約数列:

[1, 3, 9, 27, 31, 41, 81, 93, 123, 243, 279, 369, 653, 837, 1107, 1271, 1959, 2511, 3321, 3813, 5877, 7533, 9963, 11439, 17631, 20243, 26773, 34317, 52893, 60729, 80319, 102951, 158679, 182187, 240957, 308853, 546561, 722871, 829963, 1639683, 2168613, 2489889, 4919049, 6505839, 7469667, 22409001, 67227003, 201681009]

約数ペア:

[(1, 201681009), (3, 67227003), (9, 22409001), (27, 7469667), (31, 6505839), (41, 4919049), (81, 2489889), (93, 2168613), (123, 1639683), (243, 829963), (279, 722871), (369, 546561), (653, 308853), (837, 240957), (1107, 182187), (1271, 158679), (1959, 102951), (2511, 80319), (3321, 60729), (3813, 52893), (5877, 34317), (7533, 26773), (9963, 20243), (11439, 17631)]