646230364

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{149729}}^1$

素因数の和:149829

約数の個数: 24

約数和(自身を含む): 1232577360

約数和(自身を除く): 586346996

約数列:

[1, 2, 4, 13, 26, 52, 83, 166, 332, 1079, 2158, 4316, 149729, 299458, 598916, 1946477, 3892954, 7785908, 12427507, 24855014, 49710028, 161557591, 323115182, 646230364]

約数ペア:

[(1, 646230364), (2, 323115182), (4, 161557591), (13, 49710028), (26, 24855014), (52, 12427507), (83, 7785908), (166, 3892954), (332, 1946477), (1079, 598916), (2158, 299458), (4316, 149729)]