161815455

素因数分解:

$3^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{4423}}^1$

素因数の和:4708

約数の個数: 32

約数和(自身を含む): 288798720

約数和(自身を除く): 126983265

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 271, 813, 1355, 2439, 4065, 4423, 7317, 12195, 13269, 22115, 36585, 39807, 66345, 119421, 199035, 597105, 1198633, 3595899, 5993165, 10787697, 17979495, 32363091, 53938485, 161815455]

約数ペア:

[(1, 161815455), (3, 53938485), (5, 32363091), (9, 17979495), (15, 10787697), (27, 5993165), (45, 3595899), (135, 1198633), (271, 597105), (813, 199035), (1355, 119421), (2439, 66345), (4065, 39807), (4423, 36585), (7317, 22115), (12195, 13269)]