47213313

素因数分解:

$3^1\times 7^2\times {\mathrm{509}}^1\times {\mathrm{631}}^1$

素因数の和:1157

約数の個数: 24

約数和(自身を含む): 73488960

約数和(自身を除く): 26275647

約数列:

[1, 3, 7, 21, 49, 147, 509, 631, 1527, 1893, 3563, 4417, 10689, 13251, 24941, 30919, 74823, 92757, 321179, 963537, 2248253, 6744759, 15737771, 47213313]

約数ペア:

[(1, 47213313), (3, 15737771), (7, 6744759), (21, 2248253), (49, 963537), (147, 321179), (509, 92757), (631, 74823), (1527, 30919), (1893, 24941), (3563, 13251), (4417, 10689)]