207798345

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{81013}}^1$

素因数の和:81046

約数の個数: 32

約数和(自身を含む): 388867200

約数和(自身を除く): 181068855

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 81013, 243039, 405065, 729117, 1215195, 1539247, 2187351, 3645585, 4617741, 7696235, 10936755, 13853223, 23088705, 41559669, 69266115, 207798345]

約数ペア:

[(1, 207798345), (3, 69266115), (5, 41559669), (9, 23088705), (15, 13853223), (19, 10936755), (27, 7696235), (45, 4617741), (57, 3645585), (95, 2187351), (135, 1539247), (171, 1215195), (285, 729117), (513, 405065), (855, 243039), (2565, 81013)]