1388403406

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{761}}^1\times {\mathrm{1493}}^1$

素因数の和:2316

約数の個数: 32

約数和(自身を含む): 2295070848

約数和(自身を除く): 906667442

約数列:

[1, 2, 13, 26, 47, 94, 611, 761, 1222, 1493, 1522, 2986, 9893, 19409, 19786, 35767, 38818, 70171, 71534, 140342, 464971, 912223, 929942, 1136173, 1824446, 2272346, 14770249, 29540498, 53400131, 106800262, 694201703, 1388403406]

約数ペア:

[(1, 1388403406), (2, 694201703), (13, 106800262), (26, 53400131), (47, 29540498), (94, 14770249), (611, 2272346), (761, 1824446), (1222, 1136173), (1493, 929942), (1522, 912223), (2986, 464971), (9893, 140342), (19409, 71534), (19786, 70171), (35767, 38818)]