221371668

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{6917}}^1$

素因数の和:7061

約数の個数: 72

約数和(自身を含む): 644646912

約数和(自身を除く): 423275244

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 127, 252, 254, 381, 508, 762, 889, 1143, 1524, 1778, 2286, 2667, 3556, 4572, 5334, 6917, 8001, 10668, 13834, 16002, 20751, 27668, 32004, 41502, 48419, 62253, 83004, 96838, 124506, 145257, 193676, 249012, 290514, 435771, 581028, 871542, 878459, 1743084, 1756918, 2635377, 3513836, 5270754, 6149213, 7906131, 10541508, 12298426, 15812262, 18447639, 24596852, 31624524, 36895278, 55342917, 73790556, 110685834, 221371668]

約数ペア:

[(1, 221371668), (2, 110685834), (3, 73790556), (4, 55342917), (6, 36895278), (7, 31624524), (9, 24596852), (12, 18447639), (14, 15812262), (18, 12298426), (21, 10541508), (28, 7906131), (36, 6149213), (42, 5270754), (63, 3513836), (84, 2635377), (126, 1756918), (127, 1743084), (252, 878459), (254, 871542), (381, 581028), (508, 435771), (762, 290514), (889, 249012), (1143, 193676), (1524, 145257), (1778, 124506), (2286, 96838), (2667, 83004), (3556, 62253), (4572, 48419), (5334, 41502), (6917, 32004), (8001, 27668), (10668, 20751), (13834, 16002)]