420121086

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31357}}^1$

素因数の和:31409

約数の個数: 64

約数和(自身を含む): 1083732480

約数和(自身を除く): 663611394

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 29, 33, 42, 58, 66, 77, 87, 154, 174, 203, 231, 319, 406, 462, 609, 638, 957, 1218, 1914, 2233, 4466, 6699, 13398, 31357, 62714, 94071, 188142, 219499, 344927, 438998, 658497, 689854, 909353, 1034781, 1316994, 1818706, 2069562, 2414489, 2728059, 4828978, 5456118, 6365471, 7243467, 10002883, 12730942, 14486934, 19096413, 20005766, 30008649, 38192826, 60017298, 70020181, 140040362, 210060543, 420121086]

約数ペア:

[(1, 420121086), (2, 210060543), (3, 140040362), (6, 70020181), (7, 60017298), (11, 38192826), (14, 30008649), (21, 20005766), (22, 19096413), (29, 14486934), (33, 12730942), (42, 10002883), (58, 7243467), (66, 6365471), (77, 5456118), (87, 4828978), (154, 2728059), (174, 2414489), (203, 2069562), (231, 1818706), (319, 1316994), (406, 1034781), (462, 909353), (609, 689854), (638, 658497), (957, 438998), (1218, 344927), (1914, 219499), (2233, 188142), (4466, 94071), (6699, 62714), (13398, 31357)]