1493721190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{17383}}^1$

素因数の和:18064

約数の個数: 32

約数和(自身を含む): 2900068416

約数和(自身を除く): 1406347226

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 661, 1322, 3305, 6610, 8593, 17186, 17383, 34766, 42965, 85930, 86915, 173830, 225979, 451958, 1129895, 2259790, 11490163, 22980326, 57450815, 114901630, 149372119, 298744238, 746860595, 1493721190]

約数ペア:

[(1, 1493721190), (2, 746860595), (5, 298744238), (10, 149372119), (13, 114901630), (26, 57450815), (65, 22980326), (130, 11490163), (661, 2259790), (1322, 1129895), (3305, 451958), (6610, 225979), (8593, 173830), (17186, 86915), (17383, 85930), (34766, 42965)]