128772588

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{219001}}^1$

素因数の和:219022

約数の個数: 36

約数和(自身を含む): 349527192

約数和(自身を除く): 220754604

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 219001, 438002, 657003, 876004, 1314006, 1533007, 2628012, 3066014, 4599021, 6132028, 9198042, 10731049, 18396084, 21462098, 32193147, 42924196, 64386294, 128772588]

約数ペア:

[(1, 128772588), (2, 64386294), (3, 42924196), (4, 32193147), (6, 21462098), (7, 18396084), (12, 10731049), (14, 9198042), (21, 6132028), (28, 4599021), (42, 3066014), (49, 2628012), (84, 1533007), (98, 1314006), (147, 876004), (196, 657003), (294, 438002), (588, 219001)]