291211487439

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{16987}}^1\times {\mathrm{132893}}^1$

素因数の和:149926

約数の個数: 16

約数和(自身を含む): 397338175872

約数和(自身を除く): 106126688433

約数列:

[1, 3, 43, 129, 16987, 50961, 132893, 398679, 730441, 2191323, 5714399, 17143197, 2257453391, 6772360173, 97070495813, 291211487439]

約数ペア:

[(1, 291211487439), (3, 97070495813), (43, 6772360173), (129, 2257453391), (16987, 17143197), (50961, 5714399), (132893, 2191323), (398679, 730441)]