123215511

素因数分解:

$3^1\times {\mathrm{43}}^2\times {\mathrm{97}}^1\times {\mathrm{229}}^1$

素因数の和:415

約数の個数: 24

約数和(自身を含む): 170672880

約数和(自身を除く): 47457369

約数列:

[1, 3, 43, 97, 129, 229, 291, 687, 1849, 4171, 5547, 9847, 12513, 22213, 29541, 66639, 179353, 423421, 538059, 955159, 1270263, 2865477, 41071837, 123215511]

約数ペア:

[(1, 123215511), (3, 41071837), (43, 2865477), (97, 1270263), (129, 955159), (229, 538059), (291, 423421), (687, 179353), (1849, 66639), (4171, 29541), (5547, 22213), (9847, 12513)]