225535191

素因数分解:

$3^1\times 7^3\times {\mathrm{149}}^1\times {\mathrm{1471}}^1$

素因数の和:1644

約数の個数: 32

約数和(自身を含む): 353280000

約数和(自身を除く): 127744809

約数列:

[1, 3, 7, 21, 49, 147, 149, 343, 447, 1029, 1043, 1471, 3129, 4413, 7301, 10297, 21903, 30891, 51107, 72079, 153321, 216237, 219179, 504553, 657537, 1513659, 1534253, 4602759, 10739771, 32219313, 75178397, 225535191]

約数ペア:

[(1, 225535191), (3, 75178397), (7, 32219313), (21, 10739771), (49, 4602759), (147, 1534253), (149, 1513659), (343, 657537), (447, 504553), (1029, 219179), (1043, 216237), (1471, 153321), (3129, 72079), (4413, 51107), (7301, 30891), (10297, 21903)]