278320029

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{167}}^1\times {\mathrm{283}}^1$

素因数の和:617

約数の個数: 32

約数和(自身を含む): 406124544

約数和(自身を除く): 127804515

約数列:

[1, 3, 13, 39, 151, 167, 283, 453, 501, 849, 1963, 2171, 3679, 5889, 6513, 11037, 25217, 42733, 47261, 75651, 128199, 141783, 327821, 555529, 614393, 983463, 1666587, 1843179, 7136411, 21409233, 92773343, 278320029]

約数ペア:

[(1, 278320029), (3, 92773343), (13, 21409233), (39, 7136411), (151, 1843179), (167, 1666587), (283, 983463), (453, 614393), (501, 555529), (849, 327821), (1963, 141783), (2171, 128199), (3679, 75651), (5889, 47261), (6513, 42733), (11037, 25217)]