209218268

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{167}}^1\times {\mathrm{443}}^1$

素因数の和:722

約数の個数: 48

約数和(自身を含む): 426069504

約数和(自身を除く): 216851236

約数列:

[1, 2, 4, 7, 14, 28, 101, 167, 202, 334, 404, 443, 668, 707, 886, 1169, 1414, 1772, 2338, 2828, 3101, 4676, 6202, 12404, 16867, 33734, 44743, 67468, 73981, 89486, 118069, 147962, 178972, 236138, 295924, 313201, 472276, 517867, 626402, 1035734, 1252804, 2071468, 7472081, 14944162, 29888324, 52304567, 104609134, 209218268]

約数ペア:

[(1, 209218268), (2, 104609134), (4, 52304567), (7, 29888324), (14, 14944162), (28, 7472081), (101, 2071468), (167, 1252804), (202, 1035734), (334, 626402), (404, 517867), (443, 472276), (668, 313201), (707, 295924), (886, 236138), (1169, 178972), (1414, 147962), (1772, 118069), (2338, 89486), (2828, 73981), (3101, 67468), (4676, 44743), (6202, 33734), (12404, 16867)]