28796144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{829}}^1$

素因数の和:1017

約数の個数: 40

約数和(自身を含む): 60516960

約数和(自身を除く): 31720816

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 167, 208, 334, 668, 829, 1336, 1658, 2171, 2672, 3316, 4342, 6632, 8684, 10777, 13264, 17368, 21554, 34736, 43108, 86216, 138443, 172432, 276886, 553772, 1107544, 1799759, 2215088, 3599518, 7199036, 14398072, 28796144]

約数ペア:

[(1, 28796144), (2, 14398072), (4, 7199036), (8, 3599518), (13, 2215088), (16, 1799759), (26, 1107544), (52, 553772), (104, 276886), (167, 172432), (208, 138443), (334, 86216), (668, 43108), (829, 34736), (1336, 21554), (1658, 17368), (2171, 13264), (2672, 10777), (3316, 8684), (4342, 6632)]