289311418

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1\times {\mathrm{883}}^1$

素因数の和:1230

約数の個数: 32

約数和(自身を含む): 484615872

約数和(自身を除く): 195304454

約数列:

[1, 2, 11, 22, 53, 106, 281, 562, 583, 883, 1166, 1766, 3091, 6182, 9713, 14893, 19426, 29786, 46799, 93598, 163823, 248123, 327646, 496246, 514789, 1029578, 2729353, 5458706, 13150519, 26301038, 144655709, 289311418]

約数ペア:

[(1, 289311418), (2, 144655709), (11, 26301038), (22, 13150519), (53, 5458706), (106, 2729353), (281, 1029578), (562, 514789), (583, 496246), (883, 327646), (1166, 248123), (1766, 163823), (3091, 93598), (6182, 46799), (9713, 29786), (14893, 19426)]