1638702

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:217

約数の個数: 48

約数和(自身を含む): 3931200

約数和(自身を除く): 2292498

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 47, 78, 94, 117, 141, 149, 234, 282, 298, 423, 447, 611, 846, 894, 1222, 1341, 1833, 1937, 2682, 3666, 3874, 5499, 5811, 7003, 10998, 11622, 14006, 17433, 21009, 34866, 42018, 63027, 91039, 126054, 182078, 273117, 546234, 819351, 1638702]

約数ペア:

[(1, 1638702), (2, 819351), (3, 546234), (6, 273117), (9, 182078), (13, 126054), (18, 91039), (26, 63027), (39, 42018), (47, 34866), (78, 21009), (94, 17433), (117, 14006), (141, 11622), (149, 10998), (234, 7003), (282, 5811), (298, 5499), (423, 3874), (447, 3666), (611, 2682), (846, 1937), (894, 1833), (1222, 1341)]