51920019

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{1223}}^1$

素因数の和:1371

約数の個数: 24

約数和(自身を含む): 77332320

約数和(自身を除く): 25412301

約数列:

[1, 3, 9, 53, 89, 159, 267, 477, 801, 1223, 3669, 4717, 11007, 14151, 42453, 64819, 108847, 194457, 326541, 583371, 979623, 5768891, 17306673, 51920019]

約数ペア:

[(1, 51920019), (3, 17306673), (9, 5768891), (53, 979623), (89, 583371), (159, 326541), (267, 194457), (477, 108847), (801, 64819), (1223, 42453), (3669, 14151), (4717, 11007)]