71811864

素因数分解:

$2^3\times 3^2\times {\mathrm{47}}^1\times {\mathrm{21221}}^1$

素因数の和:21280

約数の個数: 48

約数和(自身を含む): 198637920

約数和(自身を除く): 126826056

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 47, 72, 94, 141, 188, 282, 376, 423, 564, 846, 1128, 1692, 3384, 21221, 42442, 63663, 84884, 127326, 169768, 190989, 254652, 381978, 509304, 763956, 997387, 1527912, 1994774, 2992161, 3989548, 5984322, 7979096, 8976483, 11968644, 17952966, 23937288, 35905932, 71811864]

約数ペア:

[(1, 71811864), (2, 35905932), (3, 23937288), (4, 17952966), (6, 11968644), (8, 8976483), (9, 7979096), (12, 5984322), (18, 3989548), (24, 2992161), (36, 1994774), (47, 1527912), (72, 997387), (94, 763956), (141, 509304), (188, 381978), (282, 254652), (376, 190989), (423, 169768), (564, 127326), (846, 84884), (1128, 63663), (1692, 42442), (3384, 21221)]