213040365

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{1483}}^1$

素因数の和:1709

約数の個数: 32

約数和(自身を含む): 348894336

約数和(自身を除く): 135853971

約数列:

[1, 3, 5, 15, 61, 157, 183, 305, 471, 785, 915, 1483, 2355, 4449, 7415, 9577, 22245, 28731, 47885, 90463, 143655, 232831, 271389, 452315, 698493, 1164155, 1356945, 3492465, 14202691, 42608073, 71013455, 213040365]

約数ペア:

[(1, 213040365), (3, 71013455), (5, 42608073), (15, 14202691), (61, 3492465), (157, 1356945), (183, 1164155), (305, 698493), (471, 452315), (785, 271389), (915, 232831), (1483, 143655), (2355, 90463), (4449, 47885), (7415, 28731), (9577, 22245)]