51538743

素因数分解:

$3^2\times {\mathrm{37}}^2\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:216

約数の個数: 36

約数和(自身を含む): 79017120

約数和(自身を除く): 27478377

約数列:

[1, 3, 9, 37, 47, 89, 111, 141, 267, 333, 423, 801, 1369, 1739, 3293, 4107, 4183, 5217, 9879, 12321, 12549, 15651, 29637, 37647, 64343, 121841, 154771, 193029, 365523, 464313, 579087, 1096569, 1392939, 5726527, 17179581, 51538743]

約数ペア:

[(1, 51538743), (3, 17179581), (9, 5726527), (37, 1392939), (47, 1096569), (89, 579087), (111, 464313), (141, 365523), (267, 193029), (333, 154771), (423, 121841), (801, 64343), (1369, 37647), (1739, 29637), (3293, 15651), (4107, 12549), (4183, 12321), (5217, 9879)]