1993451871

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{87767}}^1$

素因数の和:87950

約数の個数: 16

約数和(自身を含む): 2721510144

約数和(自身を除く): 728058273

約数列:

[1, 3, 67, 113, 201, 339, 7571, 22713, 87767, 263301, 5880389, 9917671, 17641167, 29753013, 664483957, 1993451871]

約数ペア:

[(1, 1993451871), (3, 664483957), (67, 29753013), (113, 17641167), (201, 9917671), (339, 5880389), (7571, 263301), (22713, 87767)]