28615605

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{419}}^1$

素因数の和:613

約数の個数: 32

約数和(自身を含む): 47779200

約数和(自身を除く): 19163595

約数列:

[1, 3, 5, 15, 29, 87, 145, 157, 419, 435, 471, 785, 1257, 2095, 2355, 4553, 6285, 12151, 13659, 22765, 36453, 60755, 65783, 68295, 182265, 197349, 328915, 986745, 1907707, 5723121, 9538535, 28615605]

約数ペア:

[(1, 28615605), (3, 9538535), (5, 5723121), (15, 1907707), (29, 986745), (87, 328915), (145, 197349), (157, 182265), (419, 68295), (435, 65783), (471, 60755), (785, 36453), (1257, 22765), (2095, 13659), (2355, 12151), (4553, 6285)]