87121983

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{373}}^1$

素因数の和:555

約数の個数: 32

約数和(自身を含む): 128931264

約数和(自身を除く): 41809281

約数列:

[1, 3, 13, 39, 53, 113, 159, 339, 373, 689, 1119, 1469, 2067, 4407, 4849, 5989, 14547, 17967, 19769, 42149, 59307, 77857, 126447, 233571, 256997, 547937, 770991, 1643811, 2233897, 6701691, 29040661, 87121983]

約数ペア:

[(1, 87121983), (3, 29040661), (13, 6701691), (39, 2233897), (53, 1643811), (113, 770991), (159, 547937), (339, 256997), (373, 233571), (689, 126447), (1119, 77857), (1469, 59307), (2067, 42149), (4407, 19769), (4849, 17967), (5989, 14547)]