128841972

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{219119}}^1$

素因数の和:219140

約数の個数: 36

約数和(自身を含む): 349715520

約数和(自身を除く): 220873548

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 219119, 438238, 657357, 876476, 1314714, 1533833, 2629428, 3067666, 4601499, 6135332, 9202998, 10736831, 18405996, 21473662, 32210493, 42947324, 64420986, 128841972]

約数ペア:

[(1, 128841972), (2, 64420986), (3, 42947324), (4, 32210493), (6, 21473662), (7, 18405996), (12, 10736831), (14, 9202998), (21, 6135332), (28, 4601499), (42, 3067666), (49, 2629428), (84, 1533833), (98, 1314714), (147, 876476), (196, 657357), (294, 438238), (588, 219119)]