17641253

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:201

約数の個数: 32

約数和(自身を含む): 22732800

約数和(自身を除く): 5091547

約数列:

[1, 7, 19, 23, 73, 79, 133, 161, 437, 511, 553, 1387, 1501, 1679, 1817, 3059, 5767, 9709, 10507, 11753, 12719, 31901, 34523, 40369, 109573, 132641, 223307, 241661, 767011, 928487, 2520179, 17641253]

約数ペア:

[(1, 17641253), (7, 2520179), (19, 928487), (23, 767011), (73, 241661), (79, 223307), (133, 132641), (161, 109573), (437, 40369), (511, 34523), (553, 31901), (1387, 12719), (1501, 11753), (1679, 10507), (1817, 9709), (3059, 5767)]