128707798718

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{1973}}^1\times {\mathrm{3251}}^1$

素因数の和:5432

約数の個数: 32

約数和(自身を含む): 197205442560

約数和(自身を除く): 68497643842

約数列:

[1, 2, 79, 127, 158, 254, 1973, 3251, 3946, 6502, 10033, 20066, 155867, 250571, 256829, 311734, 412877, 501142, 513658, 825754, 6414223, 12828446, 19795109, 32617283, 39590218, 65234566, 506723617, 814606321, 1013447234, 1629212642, 64353899359, 128707798718]

約数ペア:

[(1, 128707798718), (2, 64353899359), (79, 1629212642), (127, 1013447234), (158, 814606321), (254, 506723617), (1973, 65234566), (3251, 39590218), (3946, 32617283), (6502, 19795109), (10033, 12828446), (20066, 6414223), (155867, 825754), (250571, 513658), (256829, 501142), (311734, 412877)]