128568346

素因数分解:

$2^1\times {\mathrm{31}}^2\times {\mathrm{151}}^1\times {\mathrm{443}}^1$

素因数の和:658

約数の個数: 24

約数和(自身を含む): 201046752

約数和(自身を除く): 72478406

約数列:

[1, 2, 31, 62, 151, 302, 443, 886, 961, 1922, 4681, 9362, 13733, 27466, 66893, 133786, 145111, 290222, 425723, 851446, 2073683, 4147366, 64284173, 128568346]

約数ペア:

[(1, 128568346), (2, 64284173), (31, 4147366), (62, 2073683), (151, 851446), (302, 425723), (443, 290222), (886, 145111), (961, 133786), (1922, 66893), (4681, 27466), (9362, 13733)]