620497586

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{421}}^1\times {\mathrm{647}}^1$

素因数の和:1154

約数の個数: 32

約数和(自身を含む): 1004130432

約数和(自身を除く): 383632846

約数列:

[1, 2, 17, 34, 67, 134, 421, 647, 842, 1139, 1294, 2278, 7157, 10999, 14314, 21998, 28207, 43349, 56414, 86698, 272387, 479519, 544774, 736933, 959038, 1473866, 4630579, 9261158, 18249929, 36499858, 310248793, 620497586]

約数ペア:

[(1, 620497586), (2, 310248793), (17, 36499858), (34, 18249929), (67, 9261158), (134, 4630579), (421, 1473866), (647, 959038), (842, 736933), (1139, 544774), (1294, 479519), (2278, 272387), (7157, 86698), (10999, 56414), (14314, 43349), (21998, 28207)]