291259836

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{7757}}^1$

素因数の和:7923

約数の個数: 72

約数和(自身を含む): 847173600

約数和(自身を除く): 555913764

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 149, 252, 298, 447, 596, 894, 1043, 1341, 1788, 2086, 2682, 3129, 4172, 5364, 6258, 7757, 9387, 12516, 15514, 18774, 23271, 31028, 37548, 46542, 54299, 69813, 93084, 108598, 139626, 162897, 217196, 279252, 325794, 488691, 651588, 977382, 1155793, 1954764, 2311586, 3467379, 4623172, 6934758, 8090551, 10402137, 13869516, 16181102, 20804274, 24271653, 32362204, 41608548, 48543306, 72814959, 97086612, 145629918, 291259836]

約数ペア:

[(1, 291259836), (2, 145629918), (3, 97086612), (4, 72814959), (6, 48543306), (7, 41608548), (9, 32362204), (12, 24271653), (14, 20804274), (18, 16181102), (21, 13869516), (28, 10402137), (36, 8090551), (42, 6934758), (63, 4623172), (84, 3467379), (126, 2311586), (149, 1954764), (252, 1155793), (298, 977382), (447, 651588), (596, 488691), (894, 325794), (1043, 279252), (1341, 217196), (1788, 162897), (2086, 139626), (2682, 108598), (3129, 93084), (4172, 69813), (5364, 54299), (6258, 46542), (7757, 37548), (9387, 31028), (12516, 23271), (15514, 18774)]