72812778

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{401}}^1\times {\mathrm{571}}^1$

素因数の和:1030

約数の個数: 32

約数和(自身を含む): 149003712

約数和(自身を除く): 76190934

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 401, 571, 802, 1142, 1203, 1713, 2406, 3426, 21253, 30263, 42506, 60526, 63759, 90789, 127518, 181578, 228971, 457942, 686913, 1373826, 12135463, 24270926, 36406389, 72812778]

約数ペア:

[(1, 72812778), (2, 36406389), (3, 24270926), (6, 12135463), (53, 1373826), (106, 686913), (159, 457942), (318, 228971), (401, 181578), (571, 127518), (802, 90789), (1142, 63759), (1203, 60526), (1713, 42506), (2406, 30263), (3426, 21253)]