127960329

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{563}}^1$

素因数の和:789

約数の個数: 32

約数和(自身を含む): 199249920

約数和(自身を除く): 71289591

約数列:

[1, 3, 7, 21, 79, 137, 237, 411, 553, 563, 959, 1659, 1689, 2877, 3941, 10823, 11823, 32469, 44477, 75761, 77131, 133431, 227283, 231393, 311339, 539917, 934017, 1619751, 6093349, 18280047, 42653443, 127960329]

約数ペア:

[(1, 127960329), (3, 42653443), (7, 18280047), (21, 6093349), (79, 1619751), (137, 934017), (237, 539917), (411, 311339), (553, 231393), (563, 227283), (959, 133431), (1659, 77131), (1689, 75761), (2877, 44477), (3941, 32469), (10823, 11823)]