51438393

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{557}}^1$

素因数の和:925

約数の個数: 24

約数和(自身を含む): 77066496

約数和(自身を除く): 25628103

約数列:

[1, 3, 9, 31, 93, 279, 331, 557, 993, 1671, 2979, 5013, 10261, 17267, 30783, 51801, 92349, 155403, 184367, 553101, 1659303, 5715377, 17146131, 51438393]

約数ペア:

[(1, 51438393), (3, 17146131), (9, 5715377), (31, 1659303), (93, 553101), (279, 184367), (331, 155403), (557, 92349), (993, 51801), (1671, 30783), (2979, 17267), (5013, 10261)]