28394505

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37117}}^1$

素因数の和:37145

約数の個数: 24

約数和(自身を含む): 52113672

約数和(自身を除く): 23719167

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 37117, 111351, 185585, 334053, 556755, 630989, 1670265, 1892967, 3154945, 5678901, 9464835, 28394505]

約数ペア:

[(1, 28394505), (3, 9464835), (5, 5678901), (9, 3154945), (15, 1892967), (17, 1670265), (45, 630989), (51, 556755), (85, 334053), (153, 185585), (255, 111351), (765, 37117)]