1387671103

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^2\times {\mathrm{79}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 1796551680

約数和(自身を除く): 408880577

約数列:

[1, 7, 13, 43, 67, 79, 91, 301, 469, 553, 559, 871, 1027, 2881, 3397, 3913, 4489, 5293, 6097, 7189, 20167, 23779, 31423, 37051, 37453, 44161, 58357, 68809, 193027, 227599, 262171, 309127, 354631, 408499, 481663, 1351189, 1593193, 2482417, 2509351, 2958787, 4610203, 15249133, 17565457, 20711509, 32271421, 106743931, 198238729, 1387671103]

約数ペア:

[(1, 1387671103), (7, 198238729), (13, 106743931), (43, 32271421), (67, 20711509), (79, 17565457), (91, 15249133), (301, 4610203), (469, 2958787), (553, 2509351), (559, 2482417), (871, 1593193), (1027, 1351189), (2881, 481663), (3397, 408499), (3913, 354631), (4489, 309127), (5293, 262171), (6097, 227599), (7189, 193027), (20167, 68809), (23779, 58357), (31423, 44161), (37051, 37453)]