81360461

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{191}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 104595456

約数和(自身を除く): 23234995

約数列:

[1, 7, 13, 31, 91, 151, 191, 217, 403, 1057, 1337, 1963, 2483, 2821, 4681, 5921, 13741, 17381, 28841, 32767, 41447, 60853, 76973, 201887, 374933, 425971, 538811, 894071, 2624531, 6258497, 11622923, 81360461]

約数ペア:

[(1, 81360461), (7, 11622923), (13, 6258497), (31, 2624531), (91, 894071), (151, 538811), (191, 425971), (217, 374933), (403, 201887), (1057, 76973), (1337, 60853), (1963, 41447), (2483, 32767), (2821, 28841), (4681, 17381), (5921, 13741)]