90222377

素因数分解:

$7^4\times {\mathrm{53}}^1\times {\mathrm{709}}^1$

素因数の和:790

約数の個数: 20

約数和(自身を含む): 107390340

約数和(自身を除く): 17167963

約数列:

[1, 7, 49, 53, 343, 371, 709, 2401, 2597, 4963, 18179, 34741, 37577, 127253, 243187, 263039, 1702309, 1841273, 12888911, 90222377]

約数ペア:

[(1, 90222377), (7, 12888911), (49, 1841273), (53, 1702309), (343, 263039), (371, 243187), (709, 127253), (2401, 37577), (2597, 34741), (4963, 18179)]