128889612

素因数分解:

$2^2\times 3^2\times {\mathrm{257}}^1\times {\mathrm{13931}}^1$

素因数の和:14198

約数の個数: 36

約数和(自身を含む): 327095496

約数和(自身を除く): 198205884

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 257, 514, 771, 1028, 1542, 2313, 3084, 4626, 9252, 13931, 27862, 41793, 55724, 83586, 125379, 167172, 250758, 501516, 3580267, 7160534, 10740801, 14321068, 21481602, 32222403, 42963204, 64444806, 128889612]

約数ペア:

[(1, 128889612), (2, 64444806), (3, 42963204), (4, 32222403), (6, 21481602), (9, 14321068), (12, 10740801), (18, 7160534), (36, 3580267), (257, 501516), (514, 250758), (771, 167172), (1028, 125379), (1542, 83586), (2313, 55724), (3084, 41793), (4626, 27862), (9252, 13931)]