128944284

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{219293}}^1$

素因数の和:219314

約数の個数: 36

約数和(自身を含む): 349993224

約数和(自身を除く): 221048940

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 219293, 438586, 657879, 877172, 1315758, 1535051, 2631516, 3070102, 4605153, 6140204, 9210306, 10745357, 18420612, 21490714, 32236071, 42981428, 64472142, 128944284]

約数ペア:

[(1, 128944284), (2, 64472142), (3, 42981428), (4, 32236071), (6, 21490714), (7, 18420612), (12, 10745357), (14, 9210306), (21, 6140204), (28, 4605153), (42, 3070102), (49, 2631516), (84, 1535051), (98, 1315758), (147, 877172), (196, 657879), (294, 438586), (588, 219293)]