90842401

素因数分解:

${\mathrm{13}}^2\times {\mathrm{19}}^2\times {\mathrm{1489}}^1$

素因数の和:1553

約数の個数: 18

約数和(自身を含む): 103887270

約数和(自身を除く): 13044869

約数列:

[1, 13, 19, 169, 247, 361, 1489, 3211, 4693, 19357, 28291, 61009, 251641, 367783, 537529, 4781179, 6987877, 90842401]

約数ペア:

[(1, 90842401), (13, 6987877), (19, 4781179), (169, 537529), (247, 367783), (361, 251641), (1489, 61009), (3211, 28291), (4693, 19357)]