28145494

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1$

素因数の和:340

約数の個数: 32

約数和(自身を含む): 46884096

約数和(自身を除く): 18738602

約数列:

[1, 2, 13, 26, 67, 107, 134, 151, 214, 302, 871, 1391, 1742, 1963, 2782, 3926, 7169, 10117, 14338, 16157, 20234, 32314, 93197, 131521, 186394, 210041, 263042, 420082, 1082519, 2165038, 14072747, 28145494]

約数ペア:

[(1, 28145494), (2, 14072747), (13, 2165038), (26, 1082519), (67, 420082), (107, 263042), (134, 210041), (151, 186394), (214, 131521), (302, 93197), (871, 32314), (1391, 20234), (1742, 16157), (1963, 14338), (2782, 10117), (3926, 7169)]