205417839

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{1201}}^1$

素因数の和:1359

約数の個数: 32

約数和(自身を含む): 307404288

約数和(自身を除く): 101986449

約数列:

[1, 3, 11, 33, 71, 73, 213, 219, 781, 803, 1201, 2343, 2409, 3603, 5183, 13211, 15549, 39633, 57013, 85271, 87673, 171039, 255813, 263019, 937981, 964403, 2813943, 2893209, 6224783, 18674349, 68472613, 205417839]

約数ペア:

[(1, 205417839), (3, 68472613), (11, 18674349), (33, 6224783), (71, 2893209), (73, 2813943), (213, 964403), (219, 937981), (781, 263019), (803, 255813), (1201, 171039), (2343, 87673), (2409, 85271), (3603, 57013), (5183, 39633), (13211, 15549)]