81804156

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{911}}^1\times {\mathrm{1069}}^1$

素因数の和:1994

約数の個数: 48

約数和(自身を含む): 218588160

約数和(自身を除く): 136784004

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 911, 1069, 1822, 2138, 2733, 3207, 3644, 4276, 5466, 6377, 6414, 7483, 10932, 12754, 12828, 14966, 19131, 22449, 25508, 29932, 38262, 44898, 76524, 89796, 973859, 1947718, 2921577, 3895436, 5843154, 6817013, 11686308, 13634026, 20451039, 27268052, 40902078, 81804156]

約数ペア:

[(1, 81804156), (2, 40902078), (3, 27268052), (4, 20451039), (6, 13634026), (7, 11686308), (12, 6817013), (14, 5843154), (21, 3895436), (28, 2921577), (42, 1947718), (84, 973859), (911, 89796), (1069, 76524), (1822, 44898), (2138, 38262), (2733, 29932), (3207, 25508), (3644, 22449), (4276, 19131), (5466, 14966), (6377, 12828), (6414, 12754), (7483, 10932)]