71228628

素因数分解:

$2^2\times 3^2\times {\mathrm{439}}^1\times {\mathrm{4507}}^1$

素因数の和:4956

約数の個数: 36

約数和(自身を含む): 180500320

約数和(自身を除く): 109271692

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 439, 878, 1317, 1756, 2634, 3951, 4507, 5268, 7902, 9014, 13521, 15804, 18028, 27042, 40563, 54084, 81126, 162252, 1978573, 3957146, 5935719, 7914292, 11871438, 17807157, 23742876, 35614314, 71228628]

約数ペア:

[(1, 71228628), (2, 35614314), (3, 23742876), (4, 17807157), (6, 11871438), (9, 7914292), (12, 5935719), (18, 3957146), (36, 1978573), (439, 162252), (878, 81126), (1317, 54084), (1756, 40563), (2634, 27042), (3951, 18028), (4507, 15804), (5268, 13521), (7902, 9014)]