123919873

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1543}}^1$

素因数の和:1717

約数の個数: 24

約数和(自身を含む): 158414400

約数和(自身を除く): 34494527

約数列:

[1, 7, 11, 49, 77, 149, 539, 1043, 1543, 1639, 7301, 10801, 11473, 16973, 75607, 80311, 118811, 229907, 831677, 1609349, 2528977, 11265443, 17702839, 123919873]

約数ペア:

[(1, 123919873), (7, 17702839), (11, 11265443), (49, 2528977), (77, 1609349), (149, 831677), (539, 229907), (1043, 118811), (1543, 80311), (1639, 75607), (7301, 16973), (10801, 11473)]