163637643

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{751}}^1$

素因数の和:955

約数の個数: 32

約数和(自身を含む): 243238912

約数和(自身を除く): 79601269

約数列:

[1, 3, 13, 37, 39, 111, 151, 453, 481, 751, 1443, 1963, 2253, 5587, 5889, 9763, 16761, 27787, 29289, 72631, 83361, 113401, 217893, 340203, 361231, 1083693, 1474213, 4195837, 4422639, 12587511, 54545881, 163637643]

約数ペア:

[(1, 163637643), (3, 54545881), (13, 12587511), (37, 4422639), (39, 4195837), (111, 1474213), (151, 1083693), (453, 361231), (481, 340203), (751, 217893), (1443, 113401), (1963, 83361), (2253, 72631), (5587, 29289), (5889, 27787), (9763, 16761)]