129153944

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{4027}}^1$

素因数の和:4263

約数の個数: 32

約数和(自身を含む): 256180800

約数和(自身を除く): 127026856

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 211, 422, 844, 1688, 4009, 4027, 8018, 8054, 16036, 16108, 32072, 32216, 76513, 153026, 306052, 612104, 849697, 1699394, 3398788, 6797576, 16144243, 32288486, 64576972, 129153944]

約数ペア:

[(1, 129153944), (2, 64576972), (4, 32288486), (8, 16144243), (19, 6797576), (38, 3398788), (76, 1699394), (152, 849697), (211, 612104), (422, 306052), (844, 153026), (1688, 76513), (4009, 32216), (4027, 32072), (8018, 16108), (8054, 16036)]