78378705

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{30557}}^1$

素因数の和:30590

約数の個数: 32

約数和(自身を含む): 146678400

約数和(自身を除く): 68299695

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 30557, 91671, 152785, 275013, 458355, 580583, 825039, 1375065, 1741749, 2902915, 4125195, 5225247, 8708745, 15675741, 26126235, 78378705]

約数ペア:

[(1, 78378705), (3, 26126235), (5, 15675741), (9, 8708745), (15, 5225247), (19, 4125195), (27, 2902915), (45, 1741749), (57, 1375065), (95, 825039), (135, 580583), (171, 458355), (285, 275013), (513, 152785), (855, 91671), (2565, 30557)]