1381844672

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{1660871}}^1$

素因数の和:1660896

約数の個数: 28

約数和(自身を含む): 2953030416

約数和(自身を除く): 1571185744

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 1660871, 3321742, 6643484, 13286968, 21591323, 26573936, 43182646, 53147872, 86365292, 106295744, 172730584, 345461168, 690922336, 1381844672]

約数ペア:

[(1, 1381844672), (2, 690922336), (4, 345461168), (8, 172730584), (13, 106295744), (16, 86365292), (26, 53147872), (32, 43182646), (52, 26573936), (64, 21591323), (104, 13286968), (208, 6643484), (416, 3321742), (832, 1660871)]