78640695

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{593}}^1$

素因数の和:1032

約数の個数: 48

約数和(自身を含む): 156416832

約数和(自身を除く): 77776137

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 421, 593, 1263, 1779, 2105, 2947, 2965, 3789, 4151, 5337, 6315, 8841, 8895, 12453, 14735, 18945, 20755, 26523, 26685, 37359, 44205, 62265, 132615, 186795, 249653, 748959, 1248265, 1747571, 2246877, 3744795, 5242713, 8737855, 11234385, 15728139, 26213565, 78640695]

約数ペア:

[(1, 78640695), (3, 26213565), (5, 15728139), (7, 11234385), (9, 8737855), (15, 5242713), (21, 3744795), (35, 2246877), (45, 1747571), (63, 1248265), (105, 748959), (315, 249653), (421, 186795), (593, 132615), (1263, 62265), (1779, 44205), (2105, 37359), (2947, 26685), (2965, 26523), (3789, 20755), (4151, 18945), (5337, 14735), (6315, 12453), (8841, 8895)]