128192628

素因数分解:

$2^2\times 3^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1\times {\mathrm{257}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 303234624

約数和(自身を除く): 175041996

約数列:

[1, 2, 3, 4, 6, 12, 197, 211, 257, 394, 422, 514, 591, 633, 771, 788, 844, 1028, 1182, 1266, 1542, 2364, 2532, 3084, 41567, 50629, 54227, 83134, 101258, 108454, 124701, 151887, 162681, 166268, 202516, 216908, 249402, 303774, 325362, 498804, 607548, 650724, 10682719, 21365438, 32048157, 42730876, 64096314, 128192628]

約数ペア:

[(1, 128192628), (2, 64096314), (3, 42730876), (4, 32048157), (6, 21365438), (12, 10682719), (197, 650724), (211, 607548), (257, 498804), (394, 325362), (422, 303774), (514, 249402), (591, 216908), (633, 202516), (771, 166268), (788, 162681), (844, 151887), (1028, 124701), (1182, 108454), (1266, 101258), (1542, 83134), (2364, 54227), (2532, 50629), (3084, 41567)]