231640913

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{11689}}^1$

素因数の和:11864

約数の個数: 16

約数和(自身を含む): 280560000

約数和(自身を除く): 48919087

約数列:

[1, 7, 19, 133, 149, 1043, 2831, 11689, 19817, 81823, 222091, 1554637, 1741661, 12191627, 33091559, 231640913]

約数ペア:

[(1, 231640913), (7, 33091559), (19, 12191627), (133, 1741661), (149, 1554637), (1043, 222091), (2831, 81823), (11689, 19817)]