81761148

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{324449}}^1$

素因数の和:324466

約数の個数: 36

約数和(自身を含む): 236199600

約数和(自身を除く): 154438452

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 324449, 648898, 973347, 1297796, 1946694, 2271143, 2920041, 3893388, 4542286, 5840082, 6813429, 9084572, 11680164, 13626858, 20440287, 27253716, 40880574, 81761148]

約数ペア:

[(1, 81761148), (2, 40880574), (3, 27253716), (4, 20440287), (6, 13626858), (7, 11680164), (9, 9084572), (12, 6813429), (14, 5840082), (18, 4542286), (21, 3893388), (28, 2920041), (36, 2271143), (42, 1946694), (63, 1297796), (84, 973347), (126, 648898), (252, 324449)]