220132065

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{3359}}^1$

素因数の和:3641

約数の個数: 32

約数和(自身を含む): 374492160

約数和(自身を除く): 154360095

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 257, 771, 1285, 3359, 3855, 4369, 10077, 13107, 16795, 21845, 50385, 57103, 65535, 171309, 285515, 856545, 863263, 2589789, 4316315, 12948945, 14675471, 44026413, 73377355, 220132065]

約数ペア:

[(1, 220132065), (3, 73377355), (5, 44026413), (15, 14675471), (17, 12948945), (51, 4316315), (85, 2589789), (255, 863263), (257, 856545), (771, 285515), (1285, 171309), (3359, 65535), (3855, 57103), (4369, 50385), (10077, 21845), (13107, 16795)]