71819505

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{30113}}^1$

素因数の和:30177

約数の個数: 24

約数和(自身を含む): 126840168

約数和(自身を除く): 55020663

約数列:

[1, 3, 5, 9, 15, 45, 53, 159, 265, 477, 795, 2385, 30113, 90339, 150565, 271017, 451695, 1355085, 1595989, 4787967, 7979945, 14363901, 23939835, 71819505]

約数ペア:

[(1, 71819505), (3, 23939835), (5, 14363901), (9, 7979945), (15, 4787967), (45, 1595989), (53, 1355085), (159, 451695), (265, 271017), (477, 150565), (795, 90339), (2385, 30113)]