28221941

素因数分解:

${\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1\times {\mathrm{257}}^1$

素因数の和:484

約数の個数: 16

約数和(自身を含む): 31579200

約数和(自身を除く): 3357259

約数列:

[1, 11, 67, 149, 257, 737, 1639, 2827, 9983, 17219, 38293, 109813, 189409, 421223, 2565631, 28221941]

約数ペア:

[(1, 28221941), (11, 2565631), (67, 421223), (149, 189409), (257, 109813), (737, 38293), (1639, 17219), (2827, 9983)]