89020945

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^2\times {\mathrm{257}}^1$

素因数の和:421

約数の個数: 24

約数和(自身を含む): 117093816

約数和(自身を除く): 28072871

約数列:

[1, 5, 13, 65, 73, 257, 365, 949, 1285, 3341, 4745, 5329, 16705, 18761, 26645, 69277, 93805, 243893, 346385, 1219465, 1369553, 6847765, 17804189, 89020945]

約数ペア:

[(1, 89020945), (5, 17804189), (13, 6847765), (65, 1369553), (73, 1219465), (257, 346385), (365, 243893), (949, 93805), (1285, 69277), (3341, 26645), (4745, 18761), (5329, 16705)]