28226328

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{90469}}^1$

素因数の和:90491

約数の個数: 32

約数和(自身を含む): 75994800

約数和(自身を除く): 47768472

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 90469, 180938, 271407, 361876, 542814, 723752, 1085628, 1176097, 2171256, 2352194, 3528291, 4704388, 7056582, 9408776, 14113164, 28226328]

約数ペア:

[(1, 28226328), (2, 14113164), (3, 9408776), (4, 7056582), (6, 4704388), (8, 3528291), (12, 2352194), (13, 2171256), (24, 1176097), (26, 1085628), (39, 723752), (52, 542814), (78, 361876), (104, 271407), (156, 180938), (312, 90469)]