663225129

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{4783}}^1$

素因数の和:4898

約数の個数: 48

約数和(自身を含む): 1146322944

約数和(自身を除く): 483097815

約数列:

[1, 3, 7, 9, 21, 31, 63, 71, 93, 213, 217, 279, 497, 639, 651, 1491, 1953, 2201, 4473, 4783, 6603, 14349, 15407, 19809, 33481, 43047, 46221, 100443, 138663, 148273, 301329, 339593, 444819, 1018779, 1037911, 1334457, 2377151, 3056337, 3113733, 7131453, 9341199, 10527383, 21394359, 31582149, 73691681, 94746447, 221075043, 663225129]

約数ペア:

[(1, 663225129), (3, 221075043), (7, 94746447), (9, 73691681), (21, 31582149), (31, 21394359), (63, 10527383), (71, 9341199), (93, 7131453), (213, 3113733), (217, 3056337), (279, 2377151), (497, 1334457), (639, 1037911), (651, 1018779), (1491, 444819), (1953, 339593), (2201, 301329), (4473, 148273), (4783, 138663), (6603, 100443), (14349, 46221), (15407, 43047), (19809, 33481)]