7681401

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:222

約数の個数: 48

約数和(自身を含む): 13942656

約数和(自身を除く): 6261255

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 83, 91, 113, 117, 249, 273, 339, 581, 747, 791, 819, 1017, 1079, 1469, 1743, 2373, 3237, 4407, 5229, 7119, 7553, 9379, 9711, 10283, 13221, 22659, 28137, 30849, 65653, 67977, 84411, 92547, 121927, 196959, 365781, 590877, 853489, 1097343, 2560467, 7681401]

約数ペア:

[(1, 7681401), (3, 2560467), (7, 1097343), (9, 853489), (13, 590877), (21, 365781), (39, 196959), (63, 121927), (83, 92547), (91, 84411), (113, 67977), (117, 65653), (249, 30849), (273, 28137), (339, 22659), (581, 13221), (747, 10283), (791, 9711), (819, 9379), (1017, 7553), (1079, 7119), (1469, 5229), (1743, 4407), (2373, 3237)]