202268115

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{642121}}^1$

素因数の和:642139

約数の個数: 24

約数和(自身を含む): 400684128

約数和(自身を除く): 198416013

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 642121, 1926363, 3210605, 4494847, 5779089, 9631815, 13484541, 22474235, 28895445, 40453623, 67422705, 202268115]

約数ペア:

[(1, 202268115), (3, 67422705), (5, 40453623), (7, 28895445), (9, 22474235), (15, 13484541), (21, 9631815), (35, 5779089), (45, 4494847), (63, 3210605), (105, 1926363), (315, 642121)]