207985815

素因数分解:

$3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{20183}}^1$

素因数の和:20423

約数の個数: 24

約数和(自身を含む): 362100960

約数和(自身を除く): 154115145

約数列:

[1, 3, 5, 9, 15, 45, 229, 687, 1145, 2061, 3435, 10305, 20183, 60549, 100915, 181647, 302745, 908235, 4621907, 13865721, 23109535, 41597163, 69328605, 207985815]

約数ペア:

[(1, 207985815), (3, 69328605), (5, 41597163), (9, 23109535), (15, 13865721), (45, 4621907), (229, 908235), (687, 302745), (1145, 181647), (2061, 100915), (3435, 60549), (10305, 20183)]