128464284

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{823489}}^1$

素因数の和:823509

約数の個数: 24

約数和(自身を含む): 322808080

約数和(自身を除く): 194343796

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 823489, 1646978, 2470467, 3293956, 4940934, 9881868, 10705357, 21410714, 32116071, 42821428, 64232142, 128464284]

約数ペア:

[(1, 128464284), (2, 64232142), (3, 42821428), (4, 32116071), (6, 21410714), (12, 10705357), (13, 9881868), (26, 4940934), (39, 3293956), (52, 2470467), (78, 1646978), (156, 823489)]