664457902

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1\times {\mathrm{523}}^1$

素因数の和:1008

約数の個数: 32

約数和(自身を含む): 1059402240

約数和(自身を除く): 394944338

約数列:

[1, 2, 23, 46, 71, 142, 389, 523, 778, 1046, 1633, 3266, 8947, 12029, 17894, 24058, 27619, 37133, 55238, 74266, 203447, 406894, 635237, 854059, 1270474, 1708118, 4679281, 9358562, 14444737, 28889474, 332228951, 664457902]

約数ペア:

[(1, 664457902), (2, 332228951), (23, 28889474), (46, 14444737), (71, 9358562), (142, 4679281), (389, 1708118), (523, 1270474), (778, 854059), (1046, 635237), (1633, 406894), (3266, 203447), (8947, 74266), (12029, 55238), (17894, 37133), (24058, 27619)]