212821968235

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{13633}}^1\times {\mathrm{39521}}^1$

素因数の和:53238

約数の個数: 16

約数和(自身を含む): 258644615040

約数和(自身を除く): 45822646805

約数列:

[1, 5, 79, 395, 13633, 39521, 68165, 197605, 1077007, 3122159, 5385035, 15610795, 538789793, 2693948965, 42564393647, 212821968235]

約数ペア:

[(1, 212821968235), (5, 42564393647), (79, 2693948965), (395, 538789793), (13633, 15610795), (39521, 5385035), (68165, 3122159), (197605, 1077007)]