207291813

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:377

約数の個数: 32

約数和(自身を含む): 289013760

約数和(自身を除く): 81721947

約数列:

[1, 3, 71, 79, 97, 127, 213, 237, 291, 381, 5609, 6887, 7663, 9017, 10033, 12319, 16827, 20661, 22989, 27051, 30099, 36957, 544073, 712343, 874649, 973201, 1632219, 2137029, 2623947, 2919603, 69097271, 207291813]

約数ペア:

[(1, 207291813), (3, 69097271), (71, 2919603), (79, 2623947), (97, 2137029), (127, 1632219), (213, 973201), (237, 874649), (291, 712343), (381, 544073), (5609, 36957), (6887, 30099), (7663, 27051), (9017, 22989), (10033, 20661), (12319, 16827)]