31438932

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{1553}}^1$

素因数の和:1808

約数の個数: 48

約数和(自身を含む): 84239232

約数和(自身を除く): 52800300

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 241, 482, 723, 964, 1446, 1553, 1687, 2892, 3106, 3374, 4659, 5061, 6212, 6748, 9318, 10122, 10871, 18636, 20244, 21742, 32613, 43484, 65226, 130452, 374273, 748546, 1122819, 1497092, 2245638, 2619911, 4491276, 5239822, 7859733, 10479644, 15719466, 31438932]

約数ペア:

[(1, 31438932), (2, 15719466), (3, 10479644), (4, 7859733), (6, 5239822), (7, 4491276), (12, 2619911), (14, 2245638), (21, 1497092), (28, 1122819), (42, 748546), (84, 374273), (241, 130452), (482, 65226), (723, 43484), (964, 32613), (1446, 21742), (1553, 20244), (1687, 18636), (2892, 10871), (3106, 10122), (3374, 9318), (4659, 6748), (5061, 6212)]