47723421

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{19471}}^1$

素因数の和:19536

約数の個数: 16

約数和(自身を含む): 68541440

約数和(自身を除く): 20818019

約数列:

[1, 3, 19, 43, 57, 129, 817, 2451, 19471, 58413, 369949, 837253, 1109847, 2511759, 15907807, 47723421]

約数ペア:

[(1, 47723421), (3, 15907807), (19, 2511759), (43, 1109847), (57, 837253), (129, 369949), (817, 58413), (2451, 19471)]