163981245

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{1439}}^1$

素因数の和:1625

約数の個数: 32

約数和(自身を含む): 268738560

約数和(自身を除く): 104757315

約数列:

[1, 3, 5, 15, 71, 107, 213, 321, 355, 535, 1065, 1439, 1605, 4317, 7195, 7597, 21585, 22791, 37985, 102169, 113955, 153973, 306507, 461919, 510845, 769865, 1532535, 2309595, 10932083, 32796249, 54660415, 163981245]

約数ペア:

[(1, 163981245), (3, 54660415), (5, 32796249), (15, 10932083), (71, 2309595), (107, 1532535), (213, 769865), (321, 510845), (355, 461919), (535, 306507), (1065, 153973), (1439, 113955), (1605, 102169), (4317, 37985), (7195, 22791), (7597, 21585)]