63888013

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{421}}^1$

素因数の和:617

約数の個数: 24

約数和(自身を含む): 78897120

約数和(自身を除く): 15009107

約数列:

[1, 7, 19, 49, 133, 163, 421, 931, 1141, 2947, 3097, 7987, 7999, 20629, 21679, 55993, 68623, 151753, 391951, 480361, 1303837, 3362527, 9126859, 63888013]

約数ペア:

[(1, 63888013), (7, 9126859), (19, 3362527), (49, 1303837), (133, 480361), (163, 391951), (421, 151753), (931, 68623), (1141, 55993), (2947, 21679), (3097, 20629), (7987, 7999)]