81514498

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{72911}}^1$

素因数の和:72969

約数の個数: 16

約数和(自身を含む): 134741376

約数和(自身を除く): 53226878

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 72911, 145822, 947843, 1895686, 3135173, 6270346, 40757249, 81514498]

約数ペア:

[(1, 81514498), (2, 40757249), (13, 6270346), (26, 3135173), (43, 1895686), (86, 947843), (559, 145822), (1118, 72911)]